CHRISTIE, R.; PEEL, J. Cambrian–Silurian stratigraphy of Børglum Elv, Peary Land, eastern North Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 82, p. 1–48, 1977. DOI: 10.34194/rapggu.v82.7515. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7515. Acesso em: 3 jul. 2024.