THIEDE, J. Lakfilm. Varv, [S. l.], v. 1970, n. 2, p. 47–51, 1970. DOI: 10.7146/varv.v1970i2.151080. Disponível em: https://tidsskrift.dk/varv/article/view/151080. Acesso em: 8 jan. 2025.