Spectroscopic and Structural Studies on Azomethine–Transition Metal Complexes: A Valence State Perspective. International Journal of Engineering and Science Research, [S. l.], v. 8, n. 3, p. 226–229, 2018. Disponível em: https://ijesr.org/index.php/ijesr/article/view/1327. Acesso em: 12 dec. 2025.