ROBERT WILLIAMS Williams, RE 1965

Bibliography – ROBERT WILLIAMS

Williams, R.E. 1965, "The Size of the Solar HII Region," Ap. J., 142, 314.

Williams, R.E. 1967, "The Ionization and Thermal Equilibrium of a Gas Excited by Ultraviolet Synchrotron Radiation," Ap. J., 147, 556.

Williams, R.E. 1968, "The Ionization of Planetary Nebulae," in IAU Symp. No. 34: Planetary Nebulae, eds. D.E. Osterbrock and C.R. O'Dell (Dordrecht: Reidel), p. 190.

Williams, R.E., and Weymann, R.J. 1968, "Calculated Line Intensities for Models of Seyfert Galaxy Nuclei," Astron. J., 73, 895.

Williams, R.E. 1968, "The Nuclei of Seyfert Galaxies," A.S.P. Leaflet No. 473.

Henry, R.J.W., and Williams, R.E. 1968, "Collision Strengths and Photoionization Cross Sections for Nitrogen, Oxygen, and Neon," Pub. A.S.P., 80, 669.

Weymann, R.J., and Williams, R.E. 1969, "The Bowen Fluorescence Mechanism in Planetary Nebulae and the Nuclei of Seyfert Galaxies," Ap. J., 157, 1201.

Williams, R.E. 1970, "[O I] 6300 Emission in Planetary Nebulae," Ap. J., 159, 829.

Berry, H.G., Bickel, W., Martinson, I., Weymann, R.J., and Williams, R.E. 1970, "Total Transition Probabilities for the Bowen Levels of O III," Ap. Lett., 5, 81.

Williams, R.E. 1970, "Absorption Lines in Quasi-Stellar Objects with zabs>zem," Nature, 228, 269.

Capriotti, E.R., Cromwell, R.H., and Williams, R.E. 1971, "Observed Small-Scale Structure in Planetary Nebulae," Ap. Lett., 7, 241.

Williams, R.E. 1971, "The Helium Abundance in Quasi-Stellar Objects," Ap. J. Lett., 167, L27.

Williams, R.E. 1972, "The Effects of Radiation Pressure from Resonance Scattering in a Quasar Cloud," Ap. J., 178, 105.

Williams, R.E. 1973, "The Ionization Structure of Planetary Nebulae--X: The Contribution of Charge Exchange and Optically Thick Condensations to [O I] Radiation," M.N.R.A.S., 164, 111.

Carswell, R.F., Strittmatter, P.A., Williams, R.E., Kinman, T.D., and Serkowski, K. 1974, "Optical Observations of the Radio Source 0735+178," Ap. J. Lett., 190, L101.

Carswell, R.F., Strittmatter, P.A., Williams, R.E., Beaver, E.A., and Harms, R. 1975, "The Spectrum of OH 471 (0642+44)," Ap. J., 195, 269.

Steigman, G., Strittmatter, P.A., and Williams, R.E. 1975, "The COPERNICUS Observations: Interstellar or Circumstellar Material?," Ap. J., 198, 575.

Williams, R.E., Strittmatter, P.A., Carswell, R.F., and Craine, E.R. 1975, "Splitting of Absorption Lines in 3C 191," Ap. J., 202, 296.

Coleman, G., Carswell, R.F., Strittmatter, P.A., Williams, R.E., Baldwin, J.A., Robinson, L.B., and Wampler, E.J. 1976, "The Spectrum of the QSO PHL 957," Ap. J., 207, 1.

Williams, R.E., and Weymann, R.J. 1976, "The Absorption Spectrum of the Quasar PHL 1222," Ap. J. Lett., 207, L143.

Strittmatter, P.A., and Williams, R.E. 1976, "The Line Spectra of Quasi-Stellar Objects," Ann. Rev. Astr. Ap., 14, 307.

Williams, R.E. 1976, "Gaseous Nebulae," in Lecture Notes on Introductory Theoretical Astrophysics, ed. R.J. Weymann (Tucson: Pachart Publ.), chap. 3.

Carswell, R.F., Coleman, G., Strittmatter, P.A., and Williams, R.E. 1976, "Absorption-Line QSOs," Astron. Astrophys., 53, 275.

Weymann, R.J., Williams, R.E., Beaver, E.A., and Miller, J.S. 1977, "A Spectroscopic Study of Selected Quasars with zabs>zem," Ap. J., 213, 619.

Burbidge, E.M., Smith, H.E., Weymann, R.J., and Williams, R.E. 1977, "Observations of Fe II and Mg II Absorption in QSOs with zabs << zem," Ap. J., 218, 1.

Peterson, B.M., Coleman, G.D., Strittmatter, P.A., and Williams, R.E. 1977, "Absorption by Neutral Hydrogen and Ionized Magnesium in Quasi-Stellar Objects and BL Lacertae Objects," Ap. J., 218, 605.

Williams, R.E. 1977, "Element Abundance Analyses of Novae," in IAU Colloq. No. 42: The Interaction of Variable Stars with their Environment, eds. R. Kippenhahn, J. Rahe, and W. Strohmeier (Bamberg: Remeis-Sternwarte), p. 242.

Weymann, R.J., and Williams, R.E. 1978, "A Summary of the Properties of zabs>zem Systems and Some Comments on the Origins of QSO Absorption-Line Systems," Physica Scripta, 17, 217.

Harms, R.J., Strittmatter, P.A., and Williams, R.E. 1978, "The Far-Ultraviolet Flux from Lambda Orionis A," Ap. J., 223, 234.

Wilkerson, M.S., Coleman, G., Gilbert, G., Strittmatter, P.A., Williams, R.E., Baldwin, J.A., Carswell, R.F., and Grandi, S.A. 1978, "The Spectrum of the Quasar B2 1225+31," Ap. J., 223, 364.

Adams, M.T., Coleman, G.D., Stockman, H.S., Strittmatter, P.A., and Williams, R.E. 1978, "The Spectrum of Markarian 132," Ap. J., 223, 758.

Williams, R.E., Woolf, N.J., Hege, E.K., Moore, R.L., and Kopriva, D.A. 1978, "The Shell Around Nova DQ Herculis 1934," Ap. J., 224, 171.

Williams, R.E., and Gallagher, J.S. 1979, "Spectrophotometry of Filaments Surrounding Nova RR Pictoris 1925," Ap. J., 228, 482.

Turnshek, D.A., Weymann, R.J., and Williams, R.E. 1979, "Physical Conditions in the Absorbing Regions Associated with the QSO 1756+237," Ap. J., 230, 330.

Weymann, R.J., Williams, R.E., Peterson, B.M., and Turnshek, D.A. 1979, "Results of a Homogeneous Survey of Absorption Lines in QSOs of Small and Intermediate Emission Redshift," Ap. J., 234, 33.

Williams, R.E. 1980, "Emission Lines from the Accretion Disks of Cataclysmic Variables," Ap. J., 235, 939.

Gallagher, J.S., Hege, E.K., Kopriva, D.A., Williams, R.E., and Butcher, H.R. 1980, "Spectrophotometry of the Nebula Surrounding Nova T Aurigae 1891," Ap. J., 237, 55.

Turnshek, D.A., Weymann, R.J., Liebert, J.W., Williams, R.E., and Strittmatter, P.A. 1980, "Observations of Three QSOs with Broad, Detached Absorption Features," Ap. J., 238, 488.

Williams, R.E. 1981, "The Shells of Novas," Sci. Amer., 244, 120.

Williams, R.E., Sparks, W.M., Gallagher, J.S., Ney, E.P., Starrfield, S.G., and Truran, J.W. 1981, "Ultraviolet Spectroscopy of the Recurrent Nova U Scorpii During Outburst," Ap. J., 251, 221.

Liebert, J., Stockman, H.S., Williams, R.E., Tapia, S., Green, R.F., Rautenkranz, D., Ferguson, D.H., and Szkody, P. 1982, "PG 1550+191: A New AM Herculis Type Binary System," Ap. J., 256, 594.

Williams, R.E., and Ferguson, D.H. 1982, "He I Line Emission and the Helium Abundance in Cataclysmic Variables," Ap. J., 257, 672.

Williams, R.E. 1982, "Spectroscopic Analysis of the Extended Shells Around the Novae CP Puppis and T Pyxidis," Ap. J., 261, 170.

Sparks, W.M., Starrfield, S., Wyckoff, S., Williams, R.E., Truran, J.W., and Ney, E.P. 1982, "IUE Observations of the 1981 Outburst of Nova CrA," in Advances in Ultraviolet Astronomy, eds. Y. Kondo, J.M. Mead, and R.D. Chapman, NASA Conference Publ. 2238, p. 478.

Williams, R.E. 1982, "Novae as Sources of Nitrogen in Galaxies," Ap. J. Lett., 261, L77.

Williams, R.E., and Ferguson, D.H. 1983, "The Formation of Optical CNO Emission Lines in Cataclysmic Variables," in IAU Colloq. No. 72: Cataclysmic Variables and Related Objects, eds. M. Livio and G. Shaviv (Dordrecht: Reidel), p. 97.

Ferland, G.J., Williams, R.E., Lambert, D.L., Shields, G.A., Slovak, M., Gondhalekar, P.M., and Truran, J.W. 1984, "IUE Observations of DQ Herculis and its Nebula, and the Nature of the Cold Nova Shells," Ap. J., 281, 194.

Williams, R.E., and Christiansen, W.A. 1985, "Blast Wave Formation of the Extended Stellar Shells Surrounding Elliptical Galaxies," Ap. J., 291, 80.

Williams, R.E. 1985, "CNO Abundances in Novae Ejecta," in Production and Distribution of CNO Elements, eds. I.J. Danziger, F. Matteucci, and K. Kjar (Garching: ESO), p. 225.

Williams, R.E., Ney, E.P., Sparks, W.M., Starrfield, S.G., Wyckoff, S., and Truran, J.W. 1985, "Ultraviolet Spectral Evolution and Heavy Element Abundances in Nova Corona Austrinae 1981," M.N.R.A.S., 212, 753.

Sion, E.M., Starrfield, S.G., van Steenberg, M.E., Sparks, W., Truran, J.W., and Williams, R.E. 1986, "A High-Resolution IUE Observation of the Line of Sight to Nova V693 Corona Austrinae 1981," Astron. J., 92, 1145.

Wilkinson, A., Browne, I.W.A., Kotanyi, C., Christiansen, W.A., and Williams, R.E. 1987, "Radio Emission from Shell Elliptical Galaxies," M.N.R.A.S., 224, 895.

Williams, R.E., Phillips, M.M., and Heathcote, S.R. 1987, "Hydrogen Depletion and the Evolution of Cataclysmic Variables to Low-Mass X- Ray Binaries," Ap. Sp. Sci., 131, 681.

Blanco, V.M., Gregory, B., Hamuy, M., Heathcote, S.R., Phillips, M.M., Suntzeff, N.B., Terndrup, D.M., Walker, A.R., and Williams, R.E. 1987, "Supernova 1987A in the Large Magellanic Cloud: Initial Observations at Cerro Tololo," Ap. J., 320, 589.

Williams, R.E. 1987, "Supernova 1987A in the Large Magellanic Cloud: Possible s-Process Enhancements in the Progenitor," Ap. J. Lett., 320, L117.

Baldwin, J.A., McMahon, R., Hazard, C., and Williams, R.E. 1988, "QSOs with Narrow Emission Lines," Ap. J., 327, 103.

Lin, D.N.C., Williams, R.E., and Stover, R.J. 1988, "Stark Broadened Emission Lines in the Accretion Disks of Cataclysmic Variables," Ap. J., 327, 234.

Williams, R.E. 1988, "Observations of SN1987A from Cerro Tololo," Kagaku, 58, 239.

Williams, R.E. 1988, "Enrichment of s-Process Elements in the Progenitor of SN1987A," in IAU Colloq. No. 108: Atmospheric Diagnostics of Stellar Evolution - Chemical Peculiarity, Mass Loss, and Explosion, ed. K. Nomoto (Berlin: Springer-Verlag), p. 274.

Elias, J.H., Gregory, B., Phillips, M.M., Williams, R.E., Graham, J.R., Meikle, W.P.S., Schwartz, R.D., and Wilking, B. 1988, "Line Identifications in the Infrared Spectrum of SN1987A," Ap. J. Lett., 331, L9.

Krautter, J., and Williams, R.E. 1988, "Nova Muscae 1983: Physical Parameters from Coordinated Observations in the UV and Optical Spectral Range," in Coordination of Observational Projects in Astronomy, eds. C. Jaschek and C. Sterken (Cambridge: Cambridge Univ. Press), p. 141.

Terndrup, D.M., Elias, J.H., Gregory, B., Phillips, M.M., Suntzeff, N.B., and Williams, R.E. 1988, "Optical and Infrared Observations of SN1987A from Cerro Tololo: A Progress Report," Proc. Astron. Soc. Australia, 7, p. 412.

Starrfield, S., Stryker, L., Sonneborn, G., Sparks, W., Ferland, G., Wagner, R., Williams, R.E., Gehrz, R., Ney, E., Kenyon, S., Wade, R., Truran, J., and Wu, C-C. 1988, "Observations of Classical Novae in Outburst," in A Decade of UV Astronomy with the IUE Satellite, ed. E.J. Rolfe (Noordwijk: ESA Publ. SP-281), 1, p. 159.

Shara, M.M., Moffat, A.F.J., Williams, R.E., and Cohen, J.G. 1989, "Slow Expansion of the Shell of the Recurrent Nova T Pyxidis and Detection of a Faint Extended Envelope," Ap. J., 337, 720.

Williams, R.E. 1989, "Eclipse Line Profiles in Cataclysmic Variables: Evidence for Absence of Accretion Disks," Astron. J., 97, 1752.

Krautter, J., and Williams, R.E. 1989, "The Nebular Phase of Nova GQ Muscae 1983: Evolution of the Ionization of the Optical Spectrum," Ap. J., 341, 968.

Ciardullo, R., Ford, H.C., Williams, R.E., Tamblyn, P., and Jacoby, G.H. 1990, "The Nova Rate in the Elliptical Component of NGC 5128," Astron. J., 99, 1079.

Williams, R.E. 1990, "The Ionization of Novae Ejecta," in IAU Colloq. No. 122: Physics of Classical Novae, eds. A. Cassatella and R. Viotti (Berlin: Springer-Verlag), p. 215.

Phillips, M.M., and Williams, R.E. 1991, "SN1987A: Optical Spectrophotometry 130-900 Days After Core Collapse," in Supernovae, ed. S. Woosley (New York: Springer-Verlag), p. 36.

Saizar, P., Starrfield, S., Ferland, G.J., Wagner, R.M., Truran, J.W., Kenyon, S.J., Sparks, W.M., Williams, R.E., and Stryker, L.L. 1991, "PW Vulpeculae: A Nova with Nearly Solar Abundances," Ap. J., 367, 310.

McWilliam, A., and Williams, R.E. 1991, "Abundance Analysis of Six LMC F Supergiants," in IAU Symp. No. 148: The Magellanic Clouds, eds. R. Haynes and D. Milne (Dordrecht: Kluwer), p. 391.

Shore, S.N., Sonneborn, G., Starrfield, S.G., Hamuy, M., Williams, R.E., Cassatella, A., and Drechsel, H. 1991, "Multiwavelength Observations of Nova LMC 1990 No. 2: The First Extragalactic Recurrent Nova," Ap. J., 370, 193.

Williams, R.E., Hamuy, M., Phillips, M.M., Heathcote, S.R., Wells, L., and Navarrete, M. 1991, "The Evolution and Classification of Postoutburst Novae Spectra," Ap. J., 376, 721.

Szkody, P, Williams, R.E., Margon, B., Howell, S.B., and Mateo, M. 1992, "TT Crateris: A Long-Period, Double-Lined Dwarf Nova," Ap. J., 387, 357.

Smette, A., Surdej, J., Shaver, P.A., Foltz, C.B., Chaffee, F.H., Weymann, R.J., Williams, R.E., and Magain, P. 1992, "A Spectroscopic Study of UM673 A & B: On the Size of Lyman-Alpha Clouds," Ap. J., 389, 39.

Williams, R.E. 1992, "Incorporation of Density Fluctuations into Photoionization Calculations," Ap. J., 392, 99.

Williams, R.E. 1992, "The Formation of Novae Spectra," Astron. J., 104, 725.

Saizar, P., Starrfield, S., Ferland, G.F., Wagner, R.M., Truran, J.W., Kenyon, S.J., Sparks, W.M., Williams, R.E., and Stryker, L.L. 1992, "A Multiwave- length Study of Nova QU Vulpeculae 1984," Ap. J., 398, 651.

Diaz, M.P., Williams, R.E., Phillips, M.M., and Steiner, J.E. 1992, "A Photoionization Model for the Coronal Emission Lines in Nova GQ Mus/83," A.S.P. Conf. No. 29: Workshop on Cataclysmic Variable Stars, ed. N. Vogt (Provo: Brigham Young U.), p. 362.

Leibundgut, B., Kirshner, R.P., Phillips, M.M., Wells, L.A., Suntzeff, N.B., Hamuy, M., Schommer, R.A., Walker, A.R., Gonzalez, L., Ugarte, P., Williams,, R.E., Williger, G., Gomez, M., Marzke, R., Schmidt, B.P., Whitney, B., Caldwell, N., Peters, J., Chaffee, F.H., Foltz, C.B., Rehner, D., Siciliano, L., Barnes, T.G., Cheng, K.-P., Hintzen, P.M.N., Kim, Y.-C., Maza, J., Parker, J.W., Porter, A.C., Schmidtke, P.C., and Sonneborn, G. 1993, "SN 1991bg: A Type Ia Supernova with a Difference," Astron. J., 105, 301.

Gehrz, R.D., Truran, J.W., and Williams, R.E. 1993, "Classical Novae: Contributions to the Interstellar Medium," in Protostars and Planets III, ed. E.H. Levy and J.I. Lunine (Tucson: U. of Arizona Press), p. 75.

Williams, R.E. 1993, "The Evolution of Novae Spectra," in Frontiers of Astronomy in the 1990s, ed. Q. Li (Singapore: World Scientific), p. 127.

Williams, R.E., Phillips, M.M., and Hamuy, M. 1994, "The Tololo Nova Survey: Spectra of Recent Novae," Ap. J. Supp., 90, 297.

Williams, R.E. 1994, "Extinction, Ejecta Masses, and Radial Velocities of Novae," Ap. J., 426, 279.

Weymann, R.J., Rauch, M., Williams, R., Morris, S., and Heap, S., 1995,"New Observations with the HST GHRS of the Low-Redshift Lyman-Alpha Clouds in the 3C 273 Line of Sight," Ap. J., 438, 650.

Williams, R.E. 1995, "The Emission-Line Chart," Pub. A.S.P., 107, 152.

Williams, R.E., & Livio, M., eds. 1995, The Analysis of Emission Lines (Cambridge: Cambridge Univ. Press)

Diaz, M.P., Williams, R.E., Phillips, M.M., & Hamuy, M. 1995, "Recent Observations of Nova GQ Mus 1983", MNRAS, 277, 959.

Saizar, P., Pachoulakis, I., Shore, S.N., Starrfield, S., Williams, R.E., Rothschild, E., & Sonneborn, G. 1996, "Nova V351 Puppis/91: A Multiwavelength Study of the Nebular Phase," MNRAS, 279, 280.

Williams, R.E. et al. 1996, "The Hubble Deep Field Observations," in Science with the Hubble Space Telescope - II, eds. P. Benvenuti, F.D. Macchetto, & E.J. Schreier (Baltimore: STScI), p. 33.

Baldwin, J.A., Ferland, G.J., Korista, K.T., Carswell, R.F., Hamann, F.H., Phillips, M.M., Verner, D., Wilkes, B.J., & Williams, R.E. 1996, "Very High Density Clumps and Outflowing Winds in QSO Broad-Line Regions," Ap. J., 461, 664.

Ferland, G.J., Baldwin, J.A., Korista, K.T., Hamann, F.H., Carswell, R.F., Phillips, M.M., Wilkes, B.J., & Williams, R.E. 1996, "High Metal Enrichments in Luminous Quasars," Ap. J., 461, 683.

Williams, R.E., Blacker, B., Dickinson, M., Dixon, W.V.D., Ferguson, H.C., Fruchter, A.S., Giavalisco, M., Gilliland, R.L., Heyer, I., Katsanis, R., Levay, Z., Lucas, R.A., McElroy, D.B., Petro, L., Postman, M., Adorf, H.-M., & Hook, R.N. 1996, "The Hubble Deep Field: Observations, Data Reduction, and Galaxy Photometry," Astron. J., 112, 1335.

Ferguson, H.C., Williams, R.E., & Cowie, L.L. 1997, "Probing the Faintest Galaxies," Phys. Today, 50, 24.

Nomoto, H., & Williams, R.E. 1997, The Universe Revealed by Hubble Space Telescope (Tokyo: Iwanami Publishers).

Kingdon, J.B., & Williams, R.E. 1997, "Abundance Determinations in Emission-Line Objects: The Revised Emission Line Chart," Astron. J., 113, 2193.

Shara, M.M., Zurek, D.R., Williams, R.E., Prialnik, D., Gilmozzi, R., & Moffat, A.F.J. 1997, "HST Imagery of the Non-Expanding, Clumped Shell of the Recurrent Nova T Pyxidis," Astron. J., 114, 258.

Williams, R. 1997, "Reflections on the Hubble Deep Field Campaign," in The Hubble Space Telescope and the High Redshift Universe, eds. N. Tanvir, A. Aragon-Salamanca, & J. V. Wall (Singapore: World Sci. Publ. Co.), p. 9.

Gehrz, R.D., Truran, J.W., Williams, R.E., & Starrfield, S. 1998, "Nucleosynthesis in Classical Novae and Its Contribution to the Interstellar Medium," Pub. A.S.P., 110, 3.

Treu, T., Stiavelli, M., Walker, A.R., Williams, R.E., et al. 1998, "An Extremely Red r1/4 Galaxy in the Test Image of the Hubble Deep Field South," Astron. & Astrophys., 340, L10.

Williams, R. 1998, "The Hubble Deep Field," in Highlights of Astronomy, Vol. 11A, ed. J. Andersen (Dordrecht: Kluwer), p. 3.

Outram, P.J., Boyle, B.J., Carswell, R.F., Hewett, P.C., & Williams, R.E. 1999, "Echelle Spectrograph Observations of the Hubble Deep Field South QSO J2233-606," MNRAS, 305, 685.

Savaglio, S., Ferguson, H.C., Brown, T.M., Espey, B.R., Sahu, K.C., Baum, S.A., Carollo, C.M., Kaiser, M.E., Stiavelli, M., Williams, R.E., & Wilson, J. 1999, "The Lyman-alpha Forest of the Quasar in the Hubble Deep Field-South," Ap. J. Lett., 515, L5.

Steiner, J.E., Cieslinski, D., Jablonski, F.J., & Williams, R.E. 1999, “The Photometric and Spectroscopic Characterization of the V Sagittae Star V617 Sagittarii,” Astron. & Astrophys., 351, 1021.

McCarthy, P.J., Yan, L., Freudling, W., Teplitz, H.I., Malumuth, E.M., Weymann, R.J., Malkan, M.A., Fosbury, R.A.E., Gardner, J.P., Storrie-Lombardi, L.J., Thompson, R.I., Williams, R.E., & Heap, S.R. 1999, "Emission-Line Galaxies from the NICMOS/Hubble Space Telescope Grism Parallel Survey," Ap. J., 520, 548.

Norris, R.P., Hopkins, A., Sault, R.J., Ekers, R.D., Ekers, J., Badia, F., Higdon, J., Wieringa, M.H., Boyle, B.J., & Williams, R.E. 1999, "Radio Observations of the Hubble Deep Field--South: A New Class of Radio-Luminous Galaxies?," in Perspectives on Radio Astronomy: Science with Large Antenna Arrays, ed. M.P. van Haarlem & J.M. van der Hulst (Dwingeloo: NFRA), p. 101.

Ferguson, H.C., Dickinson, M., & Williams, R. 2000, "The Hubble Deep Fields," Ann. Rev. Astron. Ap., 38, 667.

Gardner, J.P., Baum, S.A., Brown, T.M., ( + 17 other authors), & Williams, R.E. 2000, "The Hubble Deep Field South: STIS Imaging," Astron. J., 119, 486.

Williams, R.E., Baum, S., (+52 other authors). 2000, "The Hubble Deep Field South: Formulation of the Observing Campaign," Astron. J., 120, 2735.

Casertano, S., de Mello, D., (+14 other authors), & Williams, R.E. 2000, "WFPC2 Observations of the Hubble Deep Field South," Astron. J., 120, 2747.

Cristiani, S., Renzini, A., & Williams, R.E., eds. 2001, Deep Fields (Berlin: Springer-Verlag)

Norris, R.P., Hopkins, A., Sault, R.J., Mitchell, D.A., Ekers, R.D., Ekers, J., Badia, F., Higdon, J., Wieringa, M.H., Boyle, B.J., & Williams, R.E. 2001, "Radio Observations of the Hubble Deep Field--South," in Deep Fields, ed. S. Cristiani, A. Renzini, & R. Williams (Berlin: Springer-Verlag), p. 135.

Rodriguez, L.F., Goss, W.M., & Williams, R. 2002, “VLA Observations of H I in the Helix Nebula (NGC 7293),” Ap. J., 574, 179.

Della Valle, M., Pasquini, L., Daou, D., & Williams, R.E. 2002, “The Evolution of Nova V382 Vel 1999,” Astron. & Astrophys., 390, 155.

Groves, B., Dopita, M.A., Williams, R.E., & Hua, C.-T. 2002, “The Internal Extinction Curve of NGC 6302 and its Extraordinary Spectrum,” Pub. Astron. Soc. Australia, 19, 425.

Lucas, R.A., (+24 other authors), & Williams, R.E. 2003, “The Hubble Deep Field South Flanking Fields,” Astron. J., 125, 398.

Williams, R., Jenkins, E.B., Baldwin, J.A., & Sharpee, B. 2003, "Comparative Absorption and Emission Abundance Analyses of Nebulae: Ion Emission Densities for IC 418," Pub. A.S.P., 115, 178.

Sharpee, B., Williams, R., Baldwin, J.A., & van Hoof, P.A.M. 2003, "Introducing EMILI: Computer-aided Emission Line Identification," Ap. J. Supp., 149, 157.

Williams, R.E., Hamuy, M., Phillips, M.M., Heathcote, S.R., Wells, L., Navarrete, M., & Duerbeck, H.W. 2003, “The CTIO Nova Survey: Data,” J. Astronom. Data, 9, 1.

Lyke, J.E., Koenig, X.P., (+ 16 co-authors), & Williams, R.E. 2003, “Abundance Anomalies in CP Crucis (Nova Crux 1996),” Astron. J., 126, 993.

Giavalisco, M. (+56 co-authors), & Williams, R.E. 2004, “The Great Observatories Origins Deep Survey: Initial Results from Optical and Near-Infrared Imaging,” Ap. J., 600, 93.

Sharpee, B., Baldwin, J.A., & Williams, R.E. 2004, “Identification and Characterization of Faint Emission Lines in the Spectrum of the Planetary Nebula IC 418,” Ap. J., 615, 323.

Mason, E., Della Valle, M., Gilmozzi, R., Williams, R.E., & Lo Curto, G. 2005, “Early Decline Spectra of Nova SMC 2001 and Nova LMC 2002,” Astron. & Astrophys., 435, 1031.

Norris, R.P., Huynh, M.T., Jackson, C.A., Boyle, B.J., Ekers, R.D., Mitchell, D.A., Sault, R. J., Wieringa, M.H., Williams, R.E., Hopkins, A.M., & Higdon, J. 2005, “Radio Observations of the Hubble Deep Field South Region: I. Survey Description and Initial Results,” Astron. J., 130, 1358.

Lynch, D.K., (+24 co-authors), & Williams, R.E. 2006, “Early Infrared Spectral Development of V1187 Scorpii (Nova Scorpii 2004 No. 2),” Ap. J., 638, 987.

Williams, R. & Mason, E. 2006, “High Resolution Spectra of Novae and the Quadratic Zeeman Effect,” RevMexAA, 26, 33.

Sharpee, B., Zhang, Y., Williams, R., Pellegrini, E., Cavagnolo, K., Baldwin, J.A., Phillips, M., & Liu, X.-W. 2007, “s-Process Abundances in Planetary Nebulae,” Ap. J., 659, 1265.

Schwarz, G.J., (+22 co-authors), & Williams, R.E. 2007, “The Early Spectrophotometric Evolution of V1186 Scorpii (Nova Scorpii 2004 No. 1),” Astron. J, 134, 516.

Williams, R., Jenkins, E.B., Baldwin, J.A., Zhang, Y., Sharpee, B., Pellegrini, E., & Phillips, M. 2008, “Independent Emission and Absorption Abundances for Planetary Nebulae,” Ap.J., 677, 1100.

Williams, R., Mason, E., Della Valle, M., & Ederoclite, A. 2008, “Transient Heavy Element Absorption Systems in Novae: Episodic Mass Ejection from the Secondary Star,” Ap.J., 685, 451.

Williams, R. 2009, “What Next for Astronomy?,” Phys. World, 22, 19.

Williams, R. 2010, “Discovery & the Culture of Astronomy,” Proc. Sci., 14, 836

Williams, R. & Mason, E. 2010, “Novae Ejecta as Colliding Shells,” Ap&SS. 327, 207.

Mason, E., Diaz, M., Williams, R.E., Preston, G., & Bensby, T. 2010, “The Peculiar Nova V1309 Scorpii/2008: A Candidate Twin of V838 Mon,” A&A, 516, 108.

Diaz, M.P., Williams, R.E., Luna, G.J., Moraes, M., & Takeda, L. 2010, “The Spectral Evolution and Ejecta of Recurrent Nova U Scorpii in the 2010 Outburst,” Astron J, 140, 1860

Kafka, S. & Williams, R. 2011, “The 2010 Early Outburst Spectrum of the Recurrent Nova U Scorpii,” A&A, 526, 83

Bianchini, A., Saygac, T., Orio, M., Della Valle, M., & Williams, R. 2012, “The Old Nova CP Puppis: A Carbon Nova and Asynchronous Polar?”, A&A, 539, 94

Williams, R. 2012, “Episodic Mass Transfer: A Trigger for Nova Outbursts?”, in IAU Symp. 281: Binary Paths to Type Ia Supernovae Explosions, eds. R. diStefano & M. Orio (Cambridge: Cambridge Univ. Press), p. 88

Shara, M.M., Zurek, D., De Marco, O., Mizusawa, T., Williams, R., & Livio, M. 2012, “GK Per (Nova Persei 1901): HST Imagery and Spectroscopy of the Ejecta, and First Spectrum of the Jet-Like Feature”, Astron J, 143, 143

Kafka, S., Honeycutt, R.K., & Williams, R. 2012, “QU Carinae: Supernova Ia in the Making?”, MNRAS, 425, 1585

Mason, E., Ederoclite, A., Williams, R.E., Della Valle, M., & Setiawan, J. 2012, “U Sco 2010 Outburst: A New Understanding of the Binary Accretion Disk and the Secondary Star “, A&A, 544, 149

Williams, R. 2012, “Origin of the ‘He/N’ and ‘Fe II’ Spectral Classes of Novae”, Astron J, 144, 98

Ribeiro, V.A.R.M., Bode, M.F., & Williams, R. 2013, “On the Evolution of the Late-time Hubble Space Telescope Imaging of the Outburst of the Recurrent Nova RS Ophiuchi (2006)”, in ASP Conf. Series: Stella Novae: Future and Past Decades, ed. P.A. Woudt & V.A.R.M. Ribeiro (San Francisco: ASP), p. 137

Mason, E., Orio, M., Mukai, K. et al. 2013, “On the Nature of CP Pup”, MNRAS, 436, 212

Williams, R. 2013, “Novae Ejecta as Discrete Adiabatically Expanding Globules”, Astron J., 146, 55

Ederoclite, A., Mason, E., Williams, R.E. et al. 2014, “Optical Spectroscopy of T Pyxidis Near Maximum Light”, A&A, submitted

Phillips, M.M., Simon, J.D., Morrell, N. et al. 2014, “On the Source of the Dust Extinction in Type Ia Supernovae and the Discovery of Anomalously Strong Na I Absorption”, ApJ, 779, 38

Godon, P., Sion, E.M., Starrfield, S. et al. 2014, “Hubble Space Telescope Far Ultraviolet Spectroscopy of the Recurrent Nova T Pyxidis”, ApJL, 784, L33

Shara, M.M., Zurek, D., Schaefer, B.E. et al. 2015, “HST Images Flash Ionization of Old Ejecta by the 2011 Eruption of Recurrent Nova T Pyxidis”, ApJ, in press