Ramírez, Germán Zuluaga. “Conservation of the Biological and Cultural Diversity of the Colombian Amazon Piedmont: Dr. Schultes’ Legacy”. Ethnobotany Research and Applications 3 (December 31, 2005): 179–188. Accessed April 25, 2026. https://www.ethnobotanyjournal.org/index.php/era/article/view/68.