Sharma, D., Singh, G., Kumar, D. and Singh, M. 2014. DEVELOPMENT AND VALIDATION OF SPECTROSCOPIC METHOD FOR SIMULTANEOUS ESTIMATION OF SALBUTAMOL SULPHATE, AMBROXOL HYDROCHLORIDE AND CETIRIZINE HYDROCHLORIDE IN COMBINED PHARMACEUTICAL TABLET FORMULATION: A NOVEL TECHNIQUE FOR IN-VITRO DISSOLUTION STUDIES. International Journal of Pharmacy and Pharmaceutical Sciences. 6, 11 (Nov. 2014), 446–452.