1. Det Norske Meteorologiske Institutt (1993). Temperaturnormaler. Klima rapport 2-93 (51 pp.).
2. Fabrics of Icing-Mound and Pingo Ice in Permafrost
3. (1993). Geology of Svalbard. Norsk Polarinstitutt, Oslo.
4. , and (1986). Geological Map of Svalbard. Norsk Polarinstitutt, Oslo, temakart no. 2.