Chadwick, B., M. Crewe, and J. Park. “Field Work in the North of the Ivisârtoq Region, Inner Godthåbsfjord, Southern West Greenland”. Rapport Grønlands Geologiske Undersøgelse, vol. 115, Dec. 1983, pp. 49-56, doi:10.34194/rapggu.v115.7830.