S. CEVRIMLI, BEKIR, ERGIN KARIPTAS, and HARUN CIFTCI. 2010. “Effects of Fermentation Conditions on Citric Acid Production from Beet Molasses by Aspergillus Niger”. Asian Journal of Chemistry 21 (4):3211-18. https://asianpubs.org/index.php/ajchem/article/view/12442.