Saputri, Emilia Wahyu, Hardi Syafria, and A Adriani. 2023. “Kualitas Fisik Kompos Berbahan Dasar Feses Sapi Dan Pelepah Sawit Dengan Penambahan Effective Microorganism 4 (EM4)”. Prosiding University Research Colloquium, January, 268-77. https://repository.urecol.org/index.php/proceeding/article/view/2321.