WAGNER, R.; SOPER, N.; HIGGINS, A. A Late Permian flora of Pechora affinity in North Greenland. Rapport Grønlands Geologiske Undersøgelse, Copenhagen, Denmark, v. 108, p. 5–13, 1982. DOI: 10.34194/rapggu.v108.7776. Disponível em: https://geusjournals.org/index.php/rapggu/article/view/7776. Acesso em: 3 jul. 2024.