Harry, W.T, and O.I Soen. 1964. “The Pre-Cambrian Basement of Alángorssuaq South Greenland and Its Copper Mineralization at Josvaminen”. Bulletin Grønlands Geologiske Undersøgelse 47 (June). Copenhagen, Denmark:1-72. https://doi.org/10.34194/bullggu.v47.6581.