“Green Micas in the Archaean Isua and Malene Supracrustal Rocks, Southern West Greenland, and the Occurrence of a Barian-Chromian Muscovite”. Rapport Grønlands Geologiske Undersøgelse, vol. 112, Dec. 1983, pp. 71-82, https://doi.org/10.34194/rapggu.v112.7814.