KRAGH, H. On the Ontology of Superheavy Elements. Substantia, [S. l.], v. 1, n. 2, 2017. DOI: 10.13128/Substantia-25. Disponível em: https://riviste.fupress.net/index.php/subs/article/view/25. Acesso em: 5 apr. 2025.