DAWES, P.; VIDAL, G. Proterozoic age of the Thule Group: new evidence from microfossils. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 125, p. 22–28, 1985. DOI: 10.34194/rapggu.v125.7883. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7883. Acesso em: 3 jul. 2024.