Johnson, Nnadikwe, Khama Rieborue Emmanue, IKputu Woyengikuro Hilary, and Amaefule Chibunma Vivian. “Design and Construction of a Biogas Digester for Producing Methane from Cow Dung”. Journal Majelis Paspama 4, no. 02 (April 20, 2026): 178–187. Accessed April 20, 2026. http://paspama.org/index.php/majelis/article/view/269.