1. Spectrochemical Analysis;Ahrens,1961
2. The pre-3670 m.y. old supracrustal rocks of the Isua area, central West Greenland, and the associated occurrence of quartz-banded ironstone;Allaart,1976
3. The U-Th-Pb systematic of zircons from the type Nûk gneisses, God- thabsfjord, West Greenland;Baadsgaard;Geochim. Cosmochim Acta,1981
4. Baadsgaard H., Nutman A. P., Bridgwater D., McGregor V. R. and Allaart J. H. (in press) The zircon chronology of the Akilia association and the Isua supracrustal belt, West Greenland Earth Planet. Sci. Lett..
5. Generation of trondhjemitic-tonalitic liquids and Archean bimodal trondhjemite- basalt suites;Barker;Geology,1976