Nathaniel N. Ngerebara and Lawrence O. Amadi (2017). Production of Penicillin in Corn Steep Media with Continuous Glucose, Sucrose and Lactose Addition. DOI: [DOI: 10.24214/jecet.A.6.3.203. CiteFactor. https://citefactor.org/article/144160/production-of-penicillin-in-corn-steep-media-with-continuous-glucose-sucrose-and-lactose-addition