“Preliminary report on the stratigraphy of the Precambrian and Eocambrian sediments in the Jørgen Brønlund Fjord – Midsommersø area, southern Peary Land” (1969) Rapport Grønlands Geologiske Undersøgelse, 19, pp. 11–14. doi:10.34194/rapggu.v19.7189.