Khan A, Sahay S, Rai N. Production and optimization of Pectinase enzyme using <em>Aspergillus niger</em> strains in Solid State fermentation. RIB [Internet]. 2012 May 2 [cited 2025 Sep. 23];3(3). Available from: https://www.updatepublishing.com/journal/index.php/rib/article/view/2405