Surahman, Memen, et al. “Karakterisasi 10 Genotipe Jarak Pagar (Jatropha Curcas L.) Lokal”. Jurnal Ilmu Pertanian Indonesia, vol. 15, no. 1, Apr. 2010, pp. 57-63, https://journal.ipb.ac.id/JIPI/article/view/6591.