Narasimha Reddy G P, Sreenivasulu Reddy T, Sidda Reddy K, and Shashi Kumar K N, “Ultra performance liquid chromatographic method for simultaneous quantitation of degradation products of telmisartan and hydrochlorothiazide in combination dosage form”, Int. J. Res. Pharm. Sci., vol. 11, no. 2, pp. 2070–2082, Apr. 2020.