Abdullah, R., Farooq, I., Kaleem, A., Iqtedar, M. and Iftikhar, T. 2018. Pectinase production from Aspergillus niger IBT-7 using solid state fermentation. Bangladesh Journal of Botany. 47, 3 (Oct. 2018), 473–478. DOI:https://doi.org/10.3329/bjb.v47i3.38714.