Qin, Ronghuo, Chuanqing Zhong, Gongli Zong, Jiafang Fu, Xiuhua Pang, and Guangxiang Cao. 2017. “Improvement of Clavulanic Acid Production in Streptomyces Clavuligerus F613-1 by Using a ClaR-Neo Reporter Strategy”. Electronic Journal of Biotechnology 28 (1). Valparaíso, Chile. https://preprints.pucv.cl/index.php/ejbiotechnology/article/view/2017.05.002.