D, J., P. D, B. R. S, M. E, and W. R. S. “Design and RP - HPLC Method for the Simultaneous Determination of Valsartan and Hydrochlorothiazide in Bulk and in Pharmaceutical Formulation”. International Journal of Novel Trends in Pharmaceutical Sciences, Vol. 1, no. 1, Jan. 2011, pp. 18-22, https://scienztech.org/index.php/ijntps/article/view/51.