SCHIØLER, Poul et al. Acknowledgements and references. GEUS Bulletin, Copenhagen, Denmark, v. 12, p. 73–77, 2007. DOI: 10.34194/geusb.v12.4938. Disponível em: https://geusbulletin.org/index.php/geusb/article/view/4938. Acesso em: 22 oct. 2025.