LEENA TRIVEDI; ROSHAN TELRANDHE; DISHA DHABARDE. Differential spectrophotometric method for estimation and validation of Verapamil in Tablet dosage form. International Journal of Pharmaceutics and Drug Analysis, [S. l.], v. 5, n. 11, p. 419-422, 2017. Disponível em: https://www.ijpda.org/index.php/journal/article/view/311. Acesso em: 17 apr. 2026.