Tømmervik, H., B. E. Johansen, and A. N. Eira. “Mapping the air pollution impact to reindeer range areas in Pasvik, Northern Norway using satellite imageries”. Rangifer 10, no. 4 (September 1, 1990): 19–20. Accessed June 21, 2024. https://septentrio.uit.no/index.php/rangifer/article/view/907.