A second glimpse of Early Cambrian life: new collections from Sirius Passet, North Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 155, p. 48–50, 1992. DOI: 10.34194/rapggu.v155.8180. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/8180. Acesso em: 16 jan. 2026.