PEMBUATAN PUPUK ORGANIK PADAT DARI LIMBAH BIOGAS. Journal of Chemical Process Engineering, [S. l.], v. 3, n. 1, p. 6–10, 2018. DOI: 10.33536/jcpe.v3i1.901. Disponível em: https://jurnal.fti.umi.ac.id/index.php/JCPE/article/view/901. Acesso em: 1 jul. 2025.