Mármol, Zulay, Gisela Páez, y José Ferrer. «Effect of Methyl and Ethyl Alcohol on Citric Acid Production by Submerged Fermentation». Rev. Téc. Fac. Ing. Univ. Zulia 18, no. 3 (1). Accedido enero 12, 2026. http://www.produccioncientificaluz.org/index.php/tecnica/article/view/5484.