P. Dahivelkar, Prasad, and S.B. Bari. “Stability Indicating RP-HPLC Method Development for Drotaverine Hydrochloride Using PDA Detection”. Asian Journal of Chemistry 23, no. 11 (September 7, 2011): 4990–4992. Accessed July 23, 2024. https://asianpubs.org/index.php/ajchem/article/view/11012.