Ngarbingan, John. “ANALISIS KADAR KARBOHIDRAT PADA BIJI TUMBUHAN PAKIS HAJI (Cycas Rumphii Miq)”. BIOPENDIX: Jurnal Biologi, Pendidikan dan Terapan 3, no. 1 (October 16, 2016): 63-67. Accessed June 13, 2024. https://ojs3.unpatti.ac.id/index.php/biopendix/article/view/1026.