C Gyllenhaal

Ethnobotany/ethnopharmacology and mass bioprospecting: issues on intellectual property and benefit-sharing.

Tran Van Thuy, H H S Fong, N T Hiep, 2005, Journal of ethnopharmacology.

Ethnobotanical approach versus random approach in the search for new bioactive compounds: Support of a hypothesis

D D Soejarto, N T Hiep, T Q Bich, 2012, Pharmaceutical biology.