KOSTECKA, K. S. Astatine - The Elusive One. Substantia, [S. l.], v. 4, n. 1, p. 63–70, 2020. DOI: 10.13128/Substantia-586. Disponível em: https://riviste.fupress.net/index.php/subs/article/view/586. Acesso em: 29 mar. 2024.