JØRGENSEN, F. .; SANDERSEN, P. B. . Mapping of buried tunnel valleys in Denmark: new perspectives for the interpretation of the Quaternary succession. GEUS Bulletin, Copenhagen, Denmark, v. 15, p. 33–36, 2008. DOI: 10.34194/geusb.v15.5037. Disponível em: https://geusbulletin.org/index.php/geusb/article/view/5037. Acesso em: 9 dec. 2021.