Stouge S, Boyce WD, Christiansen JL, Harper DA, Knight I. Lower–Middle Ordovician stratigraphy of North-East Greenland. ggub [Internet]. 2002 Dec. 3 [cited 2024 Apr. 25];191:117-25. Available from: https://geusjournals.org/index.php/ggub/article/view/6433