K. YOUNIS, S. Synthesis of some New 1,2,4,5-Tetrazine Derivatives Via Diels-Alder Reaction. Rafidain Journal of Science, [S. l.], v. 21, n. 2, p. 65–76, 2010. DOI: 10.33899/rjs.2010.38352. Disponível em: https://jamh.uomosul.edu.iq/index.php/rsci/article/view/47594. Acesso em: 29 sep. 2025.