H. Ostenfeld, C. “Paulsen, Ove: Studies in the Vegetation of Pamir (O. Olufsen, The Second Danish Pamir Expedition). Copenhagen, 1920, 132 pp., Figs, and a Map”. Geografisk Tidsskrift 25 (januar 1, 1920). Set december 25, 2025. https://tidsskrift.dk/geografisktidsskrift/article/view/47117.