1.
Purwoko P, Romli M, Suprihatin S, Haditjaroko L. Alkaline Pretreatment of Sorghum Stalk and Co-Digestion with Sludge for Biogas Production. IJSBAR [Internet]. 2015 Jul. 29 [cited 2024 Apr. 29];24(1):15-23. Available from: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/4357