Shalesh, F. J. .; Ali, F. R. .; Frahan, S. R. .; Mahmood, S. A. .; Mari, A. M. . Role of Magnesium Ions on Improvement of Fermentative Activity of Local Yeast Isolates Saccharomyces Cerevisiae for Ethanol Production. JOBRC 2013, 7, 18-26.