Hechun Zhang, Haizhen Wu, Huizhan Zhang, and Yuanxing Zhang. 2006. “A NOVEL POINT MUTATION IN RpsL GENE OF STREPTOMYCES COELICOLOR WITH ENHANCED BLUE PIGMENT PRODUCTION”. Pakistan Journal of Biotechnology 3 ((1-2):93-97. https://pjbt.org/index.php/pjbt/article/view/183.