Dewi, P., Setiyo, Y., & Aviantara, I. (2017). Kajian Proses Pengomposan Berbahan Baku Limbah Kotoran Sapi dan Kotoran Ayam. Jurnal BETA (Biosistem Dan Teknik Pertanian), 5(2), 31-38. Retrieved from http://103.29.196.112/index.php/beta/article/view/32745