Production and optimization of Aspergillus niger glucoamylase using amylopectin from guinea corn starch as the sole carbon source. Bangladesh J. Sci. Ind. Res. [Internet]. 2017 Dec. 6 [cited 2026 Jul. 4];52(4):263-72. Available from: https://www.banglajol.info/index.php/BJSIR/article/view/34767