admin. APLIKASI ABU LAYANG (FLY ASH) BATUBARA DALAM MENURUNKAN BIOLOGICAL OXYGEN DEMAND (BOD) DAN (CHEMYCAL OXYGEN DE-MAND) COD DI PERAIRAN. IDENTIFIKASI [Internet]. 2015Jun.20 [cited 2024Apr.28];1(1):25-30. Available from: http://jurnal.d4k3.uniba-bpn.ac.id/index.php/identifikasi/article/view/14