McClellan, A. J., L. M. Ammons, L. R. Bingham, S. Callery, E. Corley, K. A. Crowe, J. K. Lipton, C. A. Mendez, T. Morrison, and C. Rallis. “Yeast Require an Intact Tryptophan Biosynthesis Pathway and Exogenous Tryptophan for Resistance to Sodium Dodecyl Sulfate”. Journal of Student Research, Vol. 4, no. 1, Feb. 2015, pp. 74-82, https://www.jofsr.org/index.php/path/article/view/184.