Mikkelsen, N. ., Gudmandsen, P. . and Forsberg, R. . (2001) “Studies of sea-ice conditions north of Greenland: results from a pilot GRASP initiative on the extension of territorial limits into the Arctic Ocean”, Geology of Greenland Survey Bulletin, 189, pp. 127–131. doi: 10.34194/ggub.v189.5168.