Coal in West Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 105, p. 38–41, 1981. DOI: 10.34194/rapggu.v105.7750. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7750. Acesso em: 25 oct. 2025.