Birkelund T, Heinberg C. Facies variation and trace fossil assemblages of the Vardekløft and Olympen Formations of Jameson Land and Scoresby Land, central East Greenland. rapggu [Internet]. 1975 Dec. 31 [cited 2024 Jul. 3];75:100-3. Available from: https://geusjournals.org/index.php/rapggu/article/view/7461