Sharma, D. K., Singh, J., & Raj, P. (2018). SPECTROPHOTOMETRIC DETERMINATION OF PROPRANOLOL HYDROCHLORIDE AND METOPROLOL TARTRATE IN PHARMACEUTICAL DOSAGE FORMS, SPIKED WATER AND BIOLOGICAL FLUIDS. International Journal of Pharmacy and Pharmaceutical Sciences, 10(2), 107–115. https://doi.org/10.22159/ijpps.2018v10i2.23682