BECKER, C. Lergryder. Kuml, [S. l.], v. 9, n. 9, p. 28–52, 1959. DOI: 10.7146/kuml.v9i9.103041. Disponível em: https://tidsskrift.dk/kuml/article/view/103041. Acesso em: 5 maj. 2024.