PICKERILL, R.; HARLAND, T. Trace fossils from Silurian slope deposits, North Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 137, p. 119–133, 1988. DOI: 10.34194/rapggu.v137.8018. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/8018. Acesso em: 3 jul. 2024.