Optimization of Medium Constituents for Citric Acid Production from Groundnut Husk by Aspergillus niger. Nigerian J Biochem Molecul Biol [Internet]. 2022 Jul. 1 [cited 2026 May 10];37(2):97-103. Available from: https://www.nsbmb.org.ng/journals/index.php/njbmb/article/view/56