Mármol, Z., Páez, G. and Ferrer, J. (1) “Effect of methyl and ethyl alcohol on citric acid production by submerged fermentation”, Rev. Téc. Fac. Ing. Univ. Zulia, 18(3). Available at: http://www.produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/5484 (Accessed: 26September2025).