Hald, N. “Lithostratigraphy of the Maligât and Hareøen Formations, West Greenland Basalt Group, on Hareøen and Western Nûgssuaq”. Rapport Grønlands Geologiske Undersøgelse, vol. 79, Dec. 1977, pp. 9-16, doi:10.34194/rapggu.v79.7469.