1. Preliminary account of kimberlite intrusions from the Frederikshåb District, South-west Greenland;Andrews;Rapp. Grøns. Geol. Unders.,1971
2. Structural aspects of kimberlite dyke and sheet intrusion in South-west Greenland;Andrews,1974
3. Electron-probe study of diopside inclusions from kimberlite;Boyd;Amer. J. Sci.,1969
4. Ultramafic nodules from Thaba Putsoa kimberlite pipe;Boyd;Carnegie Inst. Wash. Yearb.,1972