OfonUtibe A., Ndubuisi-NnajiU. U., UdofiaG. E., FatunlaO. K., and ShaibuS. E. “IMPROVING BIOENERGY PRODUCTION FROM ANAEROBIC CO-DIGESTION OF PAPER WASTE AND CHICKEN MANURE USING COCONUT SHELL BIOCHAR”. FUDMA JOURNAL OF SCIENCES 8, no. 6 (December 31, 2024): 107 - 113. Accessed January 18, 2025. https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/2869.