HANSEN, K. The Middle and Upper Cambrian Sedimentary Rocks of Bornholm. Danmarks Geologiske Undersøgelse II. Række, [S. l.], v. 72, p. 1–81, 1945. DOI: 10.34194/raekke2.v72.6861. Disponível em: https://geusjournals.org/index.php/raekke2/article/view/6861. Acesso em: 17 may. 2024.