THOMASSEN, B. The Black Angel lead-zinc mine 1973–90. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 152, p. 46–50, 1991. DOI: 10.34194/rapggu.v152.8154. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/8154. Acesso em: 18 may. 2024.