Kumala, S., Syarmalina, S., & Handayani, A. (2006). Isolasi dan Uji Antimikroba Substansi Bioaktif Mikroba Endofit Ranting Tanaman Johar (Cassia siamea Lamk.). JURNAL ILMU KEFARMASIAN INDONESIA, 4(1), 8-14. Retrieved from http://jifi.farmasi.univpancasila.ac.id/index.php/jifi/article/view/598