BIRKELUND, T. Ammonites from the Upper Cretaceous of West Greenland. Bulletin Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 56, p. 1–192, 1965. DOI: 10.34194/bullggu.v56.6590. Disponível em: https://geusjournals.org/index.php/bullggu/article/view/6590. Acesso em: 3 jul. 2024.