Okonkwo, I.F., F.J.C. Odibo, and C.M. Obele. “Time Course for Cellulase Enzyme Production by Aspergillus Flavus Using Different Organic Nitrogen Sources”. Scientific Journal of Biological Sciences 3, no. 2 (February 28, 2014): 24-28. Accessed July 22, 2024. http://sjournals.com/index.php/sjbs/article/view/957.