Harpøth, O., J. L. Pedersen, H. K. Schønwandt, and B. Thomassen. “The Mineral Occurrences of Central East Greenland”. Meddelelser Om Grønland. Geoscience, vol. 17, Dec. 1986, p. 139 pp., doi:10.7146/moggeosci.v17i.139824.