S. SYAF, N. SUSI, and E. SARI, “OPTIMASI RATIO ENZIM PAPAIN DAN BOMELIN PADA PROSES PEMBUATAN PUPUK ORGANIK PADAT”, hsp, May 2018, Accessed: Aug. 15, 2026. [Online]. Available: https://periodical.uthm.edu.my/index.php/hsp/article/view/1160