Higgins, A.K, and J.D Friderichsen. “Boundary Relationships Between Pre-Caledonian and Caledonian Lithostructural Units in the East Greenland Caledonides 72°-74°N”. Rapport Grønlands Geologiske Undersøgelse 95 (December 31, 1979): 87–90. Accessed July 3, 2024. https://geusjournals.org/index.php/rapggu/article/view/7656.