Singh GS (January 2004). "Beta-lactams in the new millennium. Part-II: cephems, oxacephems, penams and sulbactam". Mini Reviews in Medicinal Chemistry. 4 (1): 93–109. doi:10.2174/1389557043487547. PMID14754446.
Greenberg RN, Reilly PM, Weinandt WJ, Bollinger M, Kennedy DJ (1987). "Cefoperazone-sulbactam combination in the treatment of urinary tract infections: efficacy, safety, and effects on coagulation". Clinical Therapeutics. 10 (1): 52–6. PMID3329965.
Singh GS (January 2004). "Beta-lactams in the new millennium. Part-II: cephems, oxacephems, penams and sulbactam". Mini Reviews in Medicinal Chemistry. 4 (1): 93–109. doi:10.2174/1389557043487547. PMID14754446.
