Adham, Nehad Z., Essam M. Ahmed, and Heba A. El Refai. “Metabolic Inhibitors As Stimulating Factors for Citric Acid Production”. Biological Sciences - PJSIR 51, no. 5 (January 24, 2008): 245–249. Accessed April 29, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/680.