THYSSEN, P. .; CEULEMANS, A. . Particular Symmetries: Group Theory of the Periodic System. Substantia, [S. l.], v. 4, n. 1, p. 7–22, 2020. DOI: 10.13128/Substantia-671. Disponível em: https://riviste.fupress.net/index.php/subs/article/view/671. Acesso em: 4 mar. 2024.