V.Nagalakshmi, K.Sreelatha, NVNB SrinivasaRao, et al. VISIBLE SPECTROPHOTOMETRIC METHODS FOR THE QUANTITATIVE ESTIMATION OF LOPINAVIR IN THEIR FORMULATIONS. Int. j. innov. eng. res. technol. 2023;10(6):96-101. doi:10.17605/OSF.IO/4V8TK