Mohammed, Muetaz, Ahmad Belkair, Tarek Hamad, Abraheem Jirhiman, Razena Hassan, and Ali Ahmeedah. 2022. “Improving Biogas Production from Animal Manure by Batch Anaerobic Digestion”. Algerian Journal of Engineering and Technology 6 (1):79-84. https://doi.org/10.57056/ajet.v6i1.74.