A. Saxena, A. K. Gupta, P. K. V., M. S. Nainar, M. Bob, and R. Kasibhatta, “QUANTIFICATION OF URAPIDIL IN HUMAN PLASMA USING ULTRA PERFORMANCE LIQUID CHROMATOGRAPHY-ELECTROSPRAY IONIZATION MASS SPECTROMETRY (UPLC-MS/MS) FOR PHARMACOKINETIC STUDY IN HEALTHY INDIAN VOLUNTEERS”, Int J Pharm Pharm Sci, vol. 6, no. 10, pp. 565–570, Oct. 2014.