505 Address-List of Authors ABDELJAOUED, A., Universite de Geneve, Centre Universitaire D'informatique, rue du Lac. 12, 1207 Geneve, Suisse ALUJA-BANET, T., Dept. Inv. Op. Estad., Fac. D'infomatica, Barcelona-Univ., Politecnica de Catalunya, Barcellona, Spagna ANDERSEN, E.B., Statistical Institute, Studiestraede 6, 1455 Copenhagen, Denmark ANTOCH, J., Dept. of Statistics, Charles University, Sokolovsa 83, 186 00 Praha 8, Czechoslovakia ASANO, C., Research Institute of Fundamental Information Science, Kyushu University, Fukuoka 812, Japan BAINES, A., University of Leeds, Dept. of Statistics, University of Leeds, Leeds LS2 9JT, UK BALDESSARI, B., Dip. di Statistica, Probabilita, e Statistiche Applicate, Universita "La Sapienza", P. le A. Moro, 5, 00185 Roma, Italy BATINI, C., Dipartimento di Informatica e Sistemistica, Universit4 degli Studi di Roma "La sapienza", Via Buonarroti 12, 00185 Roma, Italy BELLACICCO, A., Dip. di Statistica, Probabilita, e Statistiche Applicate, Universita "La Sapienza", P. le A. Moro, 5, 00185 Roma, Italy BERZUINI, C., Dip. di Informatica e Sistemistica, Universita di Pavia, Via Abbiategrasso 209, 27100 Pavia, Italy BESSE, P., Laboratoire de statistique et Probabilites U.A., C.N.R.S. 745 U.P.S 118, rte de Narbonne, 31062 Toulouse Cedex, Francia BOOMSMA, A., University of Groningen, Oude Boteringestr, 9712 GC, The Netherlands BUCCI, P., Sarin, U.O. Ricerca, SSe 148 Pontina Km. 29.100, 00040 Pomezia (RM), Italy BUTLEWSKI, B., Technical University of Poznan, Inst. of Cardiology, Academy of Medicine, 60965 Poznan, Polonia CARLIER, A., Universite Paul Sabatier Uer Mig, 118 rte de Narbonne, Toulouse 31062 Cedex, France CARLSEN, F., Dept. of Mathematics, University of Bergen, 5000 Bergen, Norway Caussinus, H., Laboratoire de Statistique et Probabilit~s U.A., C.N.R.S. 745 U.P.S. 118, rte de Narbonne, 31062 Toulouse Cedex, France CELEUX, G., Inria, Domaine de Voluceau Rocquencourt, Le Chesnay 78153, France CLITHERO, D.T., University of Leeds, Dept. of Statistics, University of Leeds, Leeds LS2 9JT, UK Conley, W.C., Mathematics and Business Administration Departments University of Wisconsin-Green Bay, Breen Bay, Wisconsin 54302, USA COOK, J.R., North Carolina State University, Raleigh, NC 27695- 8203, USA COPPI, R., Dipartimento di Statistica, ProbabilitA, e Statistiche Applicate, P. le A. Moro, 5, 00186 Roma, Italy COSTA, P., Sperry Italia, V. Cristoforo colombo 112, 00142 Roma, Italy CRIBB, R.L., Dept. of Management and Dept. of Computer Science University of Western Australia and Westat Associates pty Ltk., Nedlands, Western Australia DAMBROISE, E., INRIA, Unit~ de Biom~trie, 9, Place Viala, 34060 Montpellier, France DARIUS, P.L., Laboratory of Statistics and Experimental Design, Fac. of Agronomy, K. Univ. Leuven, Kard. Mercierlaan 92, 3030 Heverkee, Belgium DE JONG, V.J., University of Groningen Econometric Institute, P.O. Box 800, Groningen 9700 AV, The Netherlands 507 DENTENEER, D., Netherlands Central Bureau of Statistics, Department for Statistical Methods, P.O. Box 959, 2270 AZ Voorburg, The Netherlands DI BATTISTA, G., Dipartimento di Informatica e Sistemistica, UniversitA degli Studi di Roma "La Sapienza", Via Buonarroti 12 00185 Roma, Italy DICKSON, J.M., Agricultural and Food Research Council Unit of Statistics, JCMB, The Kings Buildings, Mayfield Road, "Edinburgh, UK DIDAY, E., University Paris 9 and INRIA, Rocquencourt B.P. 105, 78153 Le Chesnay, France DOBRIC V., University Computing Centre, Engelsova BB, Zagreb 41000, Jugoslavia FERRANTI, G., Dipartimento di Informatica e Sistemistica, Universit4 degli Studi "La Sapienza", Vai Buonarroti 12, 00185 Roma, Italy FERRE, L., Laboratoire de Statistique et Probabilites U.A., C.N.R.S. 745 U.P.S. 118, rte de Narbonne, 31062 Toulouse Cedex, France FICHET, B., Universite Aix-Marseille II, Laboratoire de Bio­ mathematiques, 27, Boulevard Jean-Moulin, 13385 Marseille Cedex 5, France FINE, J., Laboratoire de Statistique et Probabilites U.A., C.N.R.S. 745 U.P.S. 118, rte de Narbonne, 31062 Toulouse Cedex, France FRANCIS, B., University of Lancaster, Lancaster UK LA1 4YL, UK FROESCHL, K.A., Institut fUr Statistik und Informatik, Universitat Wien, 1010 Wien, Austria GENG, Z., Research Institute of Fundamental Information Science, Kyushu University, Fukuoka 812, Japan GEORGIEV, A.A., Technical University of Wroclaw, Wyspianskiego 27, 1-6, 50-370 Wroclaw, Poland GERIG, T.M., North Carolina State University, Raleigh, NC 27695- 8203, USA 508 GIRONE, G., Dipartimento di Statistica, Facolta di Economia e Commercio, Via Camillo Rosalba, 70124 Bari, Italy GORDESCH, J., Freie Univ. Berlin, Spechtstr. 15,1000 Berlin 33,] GORDON, A.D., Dept. of Statistics, University of St. Andrews, North Haugh, St. Andrews KY16 9SS, Scotland GREEN, M., Centre for Applied Statistics, University of Lancaster, Lancaster, UK GROSSl4ANN, W., Institut fur Statistik und Informatik, Universitat Wien, 1010 Wien, Austria HAUX, R., University of Technology Aachen, FRG and Inst. for Prevention, Research and Social Medicine, Bremen, FRG HENDERSON, J., Clustan Limited, 16 Kingsburgh Road, Edinburgh, Scotland HEUCH, I., Dept. of Mathematics, university of Bergen, 5000 Bergen, Norway HIETALA, P., University of Tampere, Dept. of Math. Sciences, P.O. Box 607, SF 33101 Tampere, Flnland HOLLE, R., Inst. fur Med. Dokumentation, Stat. V. Datenver­ arbeitung, 1m Neuenheimer Feld 325, 6900 Heidelberg, FRG HUET, S., INRA, CRJ-INRA, Laboratoire de Biometrie, Jonyen Josas 78350, France JASINSKI, P.J., Technical University of Poznan, Inst. of Cardiology, Academy of Medicine, 60965 Poznan, Polonia JIDA, J., Laboratoire d'Informatique, Universite de Nice, Departement informatique de l'IUT, 41, bd Napoleon III, 06041 Nice Cedex, France JtlCKEL, K.H., Bremer Institut fur Praven, St. Jurgen-StraBe 1 2800 Bremen, FRG KANKAANPXX, H., Tampere University Central Hospital, Teiskontie 35, SF-33520 Tampere, Finland KELLER, J.W., Netherlands Central Bureau of Statistics, P.O. Box 959, 2270 AR Voorburg, The Netherlands 509 KOWARSCHICK, W., Technische Universitat Mlinchen, ArcisstraBe 21, 8000 Mlinchen 2, FRG KREDLER, C., Technische Universitat Mlinchen, ArcisstraBe 21, 8000 Mlinchen 2, FRG KREINER, S., The Danish Inst. for Ed. Res., Hermodsgade 28, 2200 Copenhagen, Denmark KRUSKAL, K., AT&T Bell Laboratories, Murray Hill, NY 07974, USA KUH, E., Ccrems, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA Kurihara, K., Research Institute of Fundamental Information Science, Kyushu University, Kukuoka 812, Japan LANE, P.W., Rothansted Experimental Station, Harpenden - Herts - ALS 2JQ, Hertfordstire, UK LARIZZA, C., Dip. di Informatica e Sistemistica, Universita di Pavia, Via Abbiategrasso 209, 27100 Pavia, Italy LBOV, G., Inst. of Mathematics, Sibirian Division of ANUSSSR, Novosibirsk, USSR LELLA, G., Sarin, u.o. Ricerca, ss. 148 Pont ina Km. 29,100, 00040 Pomezia (RM), Italy LEMAIRE, J., Laboratoire d'Informatique, Universite de Nice, Departement informatique de l'IUT, 41, bd Napoleon III, 06041 Nice Cedex, France LEONARD, M., Universite de Geneve, Centre Universitaire D'informatique, rue du Lac, 12, 1207 Geneve, Suisse LISKI, E., University of Tampere, P.O. Box 607, 33500 Tampere, Finland LONGFORD, N., Centre for Applied Statistics, Lancaster University, Lancaster LA1 4LY, UK MARAZZI., A., Dept. de l'Interieur et de la sante Publique, Institut Universitaire de Medicine sociale et preventive, Rue du Bugnon 17, Lausanne, Svizzera 510 MARBACH, G., Dipartimento di Statistica Probabilita e Statistiche Applicate, University of Rome "La Sapienza", P. Ie A. Moro, 5,. 00185 Roma, Italy MARCOTORCHINO, F., Centre Scientifique, IBM-France, 36 Avenue Raymond Poincare, 75016 Paris, France MAROZZA, F., ISTAT, Via Cesare Balbo 16, 00184 Roma, Italy MARTI-RECOBER, M., Dep. inv. Op. i. Estad., Fac. d'inform~tica, Barcellona-Univ., Politecnica de Catalunya, Bardellona, Spagna MARUBINI, E., Istituto di Biometria e Stat. medica, Fac. di medicina e chirurgia, Universita degli studi, Via G. Venezian 1, 20133 Milano, Italy MASSOTTE, P., IBM France, Usine de Montpellier, La Pompignane, Service 1542, BP 1021, 34006 Montpellier, France MESSEAN, A., INRA, CRJ-INRA, Laboratoire de Biometrie, Jonyen Josas 78350, France Molenaar, I.W., Vakgroep Statistiek en Meettheorie, Oude Boteringestraat 23, 9712 GC Groningen MORABITO, A., School of Medicine, Univ. of Milan, Istituto di Statistica medica e Biometria, Via Venezian, 1, 20133 Milano (Italy) MURPHY, B.P., Dept. of Mang. and Dept. of Compo Sc., University of Western Australia and Westat Associates pty Ltd. Nedlands, Western Australia NEUMANN, K., State Central statistical Office, Hans-Beimler­ StraBe 70-72, 1026 Berlin, DDR NUMMI, T., University of Tampere, P.O. Box 607, 33500 Tampere, Finland OHUSUMI, N., Inst. of Stat. Mathern., 4-6-7 Minami - Azabu Minato­ ku, Tokyo 106, Japan OLDFORD, R.W., Massachusetts Institute of Technology, Bldg. E40 Rm 139, 1 Amherst Street, Cambridge Massachusetts 02174, USA PARADOWSKI, S., Technical University of Poznan, Institute of cardiology, Academy of Medicine 60-965 Poznan,Polonia 511 PAVAN, S., Sarin, u.o. Ricerca, SS. 148 Pont ina Km. 29.100, 00040 Roma, Italy PAYNE, R., Rothansted Experimental Station, Harpenden - Herts - AL5 2JQ, Hertfordstire, UK PETERS, S.C., University of California, Berkeley, CA, USA POSTEN, H.O., Dept. of Statistics, U-120, Univ. of Connecticut, Storrs, CT 06268, USA PUNTANEN, S., Dept. of Mathematical Sciences, University of Tampere, P.O. Box 607, 33101 Tampere, Finland REY, W.J.J., Philips Research Laboratories, P.O.