Ali S, ul-Haq I, Iqbal J. The role of Mn++ ions for high and consistent yield of citric acid in recycling fed-batch bioreactor system and its novelty on kinetic basis. Electron. J. Biotechnol. [Internet]. 2002 Aug. 15 [cited 2024 Nov. 22];5(2):0-. Available from: https://www.ejbiotechnology.info/index.php/ejbiotechnology/article/view/v5n2-3