Panda, S. S., B V V, R. K., & Patanaik, D. (2012). Spectrophotometric Determination of Alendronate Sodium by using Sodium-1,2-Naphthoquinone-4-Sulphonate. International Journal of Pharmaceutical Sciences and Nanotechnology(IJPSN), 4(4), 1563–1568. https://doi.org/10.37285/ijpsn.2011.4.4.7