KNUDSEN, J. Archaean ultramafic rocks with relict spinifex textures in the Umanak area, central West Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 100, p. 44–48, 1980. DOI: 10.34194/rapggu.v100.7694. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7694. Acesso em: 3 jul. 2024.