PENGOLAHAN AIR LIMBAH INDUSTRI KERTAS KARTON DENGAN UP-FLOW ANAEROBIC SLUDGE BLANKET (UASB) DAN LUMPUR AKTIF (WASTEWATER TREATMENT OF BOARD PAPER INDUSTRY BY UP-FLOW ANAEROBIC SLUDGE BLANKET (UASB) AND ACTIVATED SLUDGE) - Pramono, Kristaufan Joko (Center for Pulp and Paper, 2016)