Fradi, Ahmed Jassim. “Screening of Aspergillus Niger for Lipase Production”. Al-Mustansiriyah Journal of Science 33, no. 2 (June 26, 2022): 19–23. Accessed September 28, 2022. https://mjs.uomustansiriyah.edu.iq/index.php/MJS/article/view/1099.