“Mutagenic Strength of Ethanol Tolerant Saccharomyces Species Isolated from Palmwine Sap (Raphia Sudanica)”. Global Journal of Science Frontier Research 13, no. G3 (January 23, 2014): 19–26. Accessed September 24, 2026. https://journalofscience.org/index.php/GJSFR/article/view/1067.