Piotrowski, J. M. and Edgar, A. D. (1970) “Melting relations of undersaturated alkaline Rocks from South Greenland”., Meddelelser om Grønland, 181(9), p. 62 pp. Available at: https://tidsskrift.dk/meddrgroenland/article/view/153078 (Accessed: 28 December 2025).