Sapogenin from the Philippine variety of Centella asiatica (L.) Urban (Fam. Umbelliferae) - Dela Cruz, Danilo S. (Quezon City: College of Pharmacy, University of the Philippines, 1980.)
​Thesis (Bachelor of Science in Industrial Pharmacy)--University of the Philippines, 1980.
Keywords: Umbelliferae; Takip-Kuhol.; Takip-Suso.; Taingang-daga.