Palmer, A.R, and J.S Peel. “New Cambrian Faunas from Peary Land, Eastern North Greenland”. Rapport Grønlands Geologiske Undersøgelse 91 (December 31, 1979): 29–36. Accessed July 3, 2024. https://geusjournals.org/index.php/rapggu/article/view/7618.