Narasimham, L. and Barhate, V.D. 2011. Physico-chemical characterization of some beta blockers and anti-diabetic drugs - potentiometric and spectrophotometric pKa determination in different co-solvents. European Journal of Chemistry. 2, 1 (Mar. 2011), 36–46. DOI:https://doi.org/10.5155/eurjchem.2.1.36-46.371.