Berthelsen, A. and Bridgwater, D. (1960) “On the field occurrence and petrography of some basic dykes of supposed pre-Cambrian age from the southern Sukkertoppen District, western Greenland”, Bulletin Grønlands Geologiske Undersøgelse. Copenhagen, Denmark, 24, pp. 1–43. doi: 10.34194/bullggu.v24.6557.