Gidado, M., and M. A. Clarkson. “Modelling the Effects of Dilute Alkaline Pretreatment of Lignocellulosic Biomass on Biogas Production”. African Journal of Environmental Sciences and Renewable Energy, vol. 5, no. 1, July 2022, pp. 49-57, https://publications.afropolitanjournals.com/index.php/ajesre/article/view/188.