Syahputra, Edy, and Djoko Prijono. “Pembuatan Formulasi Ektrak Kulit Batang Calophyllum Soulattri Dan Aktivitas Residu Terhadap Larva Crocidolomia Pavonana”. Jurnal Entomologi Indonesia 5, no. 2 (February 23, 2017): 61. Accessed May 9, 2024. http://jurnal.pei-pusat.org/index.php/jei/article/view/255.