Anthon Bjørnbo, Axel. 1908. “R. E. Peary, Nearest the Pole. A Narrative of the Polar Expedition of the Peary Arctic Club in the S.S.Roosevelt, 1905 — 1906. London 1907”. Geografisk Tidsskrift 19 (januar). https://tidsskrift.dk/geografisktidsskrift/article/view/49399.