BABCOCK, L. Biogeography and biofacies patterns of Middle Cambrian polymeroid trilobites from North Greenland: palaeogeographic and palaeo-oceanographic implications. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 169, p. 129–147, 1994. DOI: 10.34194/bullggu.v169.6728. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6728. Acesso em: 3 jul. 2024.