B. SIDDARTHA; I. SUDHEER BABU. Method development and method validation of udenafil in bulk and pharmaceutical dosage form by UV– spectrophotometric method. World Journal of Pharmaceutical Sciences, [S. l.], v. 2, n. 10, p. 1300–1304, 2014. Disponível em: https://wjpsonline.com/index.php/wjps/article/view/udenafil-uv-spectrophotometric-method. Acesso em: 3 jul. 2024.