Lane, P.D, and J.S Peel. 1980. “Trilobites and Gastropods from Silurian Carbonate Mounds in Valdemar Glückstadt Land, Eastern North Greenland”. Rapport Grønlands Geologiske Undersøgelse 101 (December). Copenhagen, Denmark:54-54. https://doi.org/10.34194/rapggu.v101.7719.