Amin, K. M.; Abou-seri, S. M.; Abdelnaby, R. M.; Rateb, H. S.; Khalil, M. A. F.; Hussein, M. M. SYNTHESIS AND BIOLOGICAL EVALUATION OF NOVEL COUMARIN DERIVATIVES AS POTENTIAL ANTIMICROBIAL AGENTS. Int J Pharm Pharm Sci 2016, 8, 109-116.