Mathiassen, Therkel. “Greenland. Published by’the Commission for the Direction of the Geological and Geographical Investigations in Greenland. Vol. I: The Discovery of Greenland, Exploration and Nature of the Country. (20x29 Cm. 575 S., Talr. Illustr. Og Kort). København Og London 1928. Pris 40 Kr”. Geografisk Tidsskrift - Danish Journal of Geography, vol. 31, Jan. 1928, https://tidsskrift.dk/geografisktidsskrift/article/view/47654.