Determination of Folic Acid in both Pure and Pharmaceutical Preparations via Oxidative Coupling Reaction. Iraqi Journal of Science, [S. l.], v. 64, n. 8, p. 3735–3747, 2023. DOI: 10.24996/ijs.2023.64.8.2. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6789.. Acesso em: 14 apr. 2025.