PATTISON, J.; STEMMERIK, L. Upper Permian foraminifera from East Greenland. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 171, p. 73–90, 1996. DOI: 10.34194/bullggu.v171.6734. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6734. Acesso em: 18 may. 2024.