Friedman, J., Bolotin, D., Rios, M., Mendosa, P., Cohen, Y., & Balick, M. (1993). A novel method for identification and domestication of indigenous useful plants in Amazonian Ecuador - Progress in New Crops.

Friedman, J., D. Bolotin, Montserrat Rios, P. Mendosa, Y. Cohen, and M. Balick. A Novel Method for Identification and Domestication of Indigenous Useful Plants in Amazonian Ecuador - Progress in New Crops. 1993.

Friedman, J., et al. A Novel Method for Identification and Domestication of Indigenous Useful Plants in Amazonian Ecuador - Progress in New Crops. 1993.