Dehghan Shasaltaneh, M., J. Fooladi, and S. Z. Moosavi-Nejad. “L-Tryptophan Production by Escherichia Coli in the Presence of Iranian Cane Molasses”. Archives of Advances in Biosciences, vol. 1, no. 2, June 2010, doi:10.22037/jps.v1i2.1612.