Nascimento, S. “Influence of Growth Conditions on Production of Klebicin K and Raoultellin L, Two Antimicrobial Substances Against Gram-Negative Pathogens”. International Journal of Pharmaceutical & Biological Archive 2, no. 4 (September 20, 2011). Accessed April 30, 2025. http://mail.ijpba.info/index.php/ijpba/article/view/340.