Gowri Sankar, D., Rajendra Kumar, J. and Reddy, M. (2010) “Extractive Spectrophotometric Determination of Pioglitazone Hydrochloride Using Both Acidic and Basic Dyes”, Asian Journal of Chemistry, 16(1), pp. 251–254. Available at: https://asianpubs.org/index.php/ajchem/article/view/19582 (Accessed: 5 May 2026).