M. Jensen., Kr. 1961. “Geophysical Monograph No. 5: Physics of Precipitation. Publ. By American Geophysical Union 1960. 435 Sider. 17x25 Cm. 12,50 F”. Geografisk Tidsskrift 60 (januar). https://tidsskrift.dk/geografisktidsskrift/article/view/46662.