Antonsen., Kristian. “Man’s Role in Changing the Face of the Earth. International Symposium, Wenner-Gren Foundation for Anthropological Research, The University of Chicago Press. 1956. 18 X 25 Cm. 1.193 S. 180 Billeder Og Kort”. Geografisk Tidsskrift 57 (januar 1, 1958). Set december 5, 2025. https://tidsskrift.dk/geografisktidsskrift/article/view/46365.