ALI, Rasul J; SADIQ HAWEZY, Hawar J; ABDULLAH, Mohammad S. Spectrophotometric Determination of Tetracycline Hydrochloride Through Coupling with Sulphanilic Acid. Diyala Journal of Medicine, [S. l.], v. 15, n. 2, p. 15–22, 2018. Disponível em: https://djm.uodiyala.edu.iq/index.php/djm/article/view/172. Acesso em: 12 sep. 2025.