MOHAMMAD, M. Y. .; ABDULLAH, M. S. .; SABIR, S. S. . Simultaneous Determination of Atenolol and Amlodipine Using Second Derivative Spectroscopy. Polytechnic Journal, [S. l.], v. 9, n. 2, p. 25-29, 2019. DOI: 10.25156/ptj.v9n2y2019.pp25-29. Disponível em: https://journals.epu.edu.iq/index.php/polytechnic/article/view/84. Acesso em: 19 apr. 2024.