Batch and Flow Injection Spectrophotometric Determination of Tetracycline Hydrochloride and Doxycycline Hyclate in Pharmaceutical Preparations. Iraqi Journal of Science, [S. l.], v. 56, n. 2A, p. 909–920, 2023. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10176.. Acesso em: 28 apr. 2025.