Computing Group Theory and Character Table of Non Rigid Tetraphenylporphyrin H2(TPP) and Metalloporphyrin MII(TPP). Global Journal of Science Frontier Research, [S. l.], v. 12, n. B1, p. 13–19, 2012. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/100146. Acesso em: 6 feb. 2026.