Tanzaq, Tan Tanando, Ruth Ditya Agustina, Kemala Endar Setiawati, and Intan Marta Cahyani. 2019. “Uji Aktivitas Penangkapan Radikal DPPH (1,1-Diphenyl-2-Picrylhdrazyl) Ekstrak Etanol Kayu Secang (Caesalpinia Sappan L.)”. Media Farmasi Indonesia 14 (1), 1461-65. https://mfi.stifar.ac.id/MFI/article/view/105.