Eikelmann, I.M. H., K. Bye, and H. D. Sletten. “Seasonal variation of cesium 134 and cesium 137 in semidomestic reindeer in Norway after the Chernobyl accident”. Rangifer 10, no. 3 (September 1, 1990): 35–38. Accessed June 7, 2025. https://new.eludamos.org/index.php/rangifer/article/view/818.