Cox, Paul Alan (1993). "Saving the ethnopharmacological heritage of Samoa". Journal of Ethnopharmacology. 38 (2–3): 177–180. doi:10.1016/0378-8741(93)90014-V. PMID8510467.
Cox, Paul Alan (1993). "Saving the ethnopharmacological heritage of Samoa". Journal of Ethnopharmacology. 38 (2–3): 177–180. doi:10.1016/0378-8741(93)90014-V. PMID8510467.