Fredga Karl, Jaarola Maarit, Anker Ims Rolf, Steen Harald, and G. Yoccoz Nigel. 1990. “The ’common vole’ in Svalbard Identified As Microtus Epiroticus by Chromosome Analysis”. Polar Research 8 (2):283-90. https://doi.org/10.3402/polar.v8i2.6818.