Valdivia culture
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- A Study of Religion, Culture, and Medicinal Plants Of
- Nature and Culture in Prehistoric Amazonia Using G.I.S. To
- Compositional Analysis and Cross-Cultural Examination of Blue and Blue-Green Post-Fire Colorants on Tolita-Tumaco Ceramics." (2018)
- VALDIVIA- I» an EARLY FORMATIVE CULTURE of ECUADOR
- The Oldest Archeological Data Evidencing the Relationship of Homo Sapiens with Psychoactive Plants: a Worldwide Overview
- Ecuador & Galápagos
- Religion in Ecuador, 2009