DAVE, H. N. and MASHRU, R. C. (2022) “APPLICATION OF TWO ADVANCED DERIVATIVE SPECTROPHOTOMETRIC METHODS FOR SIMULTANEOUS ESTIMATION OF SALBUTAMOL SULPHATE, AMBROXOL HYDROCHLORIDE AND THEOPHYLLINE IN PURE AND COMMERCIAL FORMULATIONS”, International Journal of Current Pharmaceutical Research, 14(3), pp. 33–38. doi: 10.22159/ijcpr.2022v14i3.1976.