Kokorev, Yakov I, and Vladimir A Kuksov. 2002. “Population Dynamics of Lemmings, Lemmus Sibirica and Dicrostonyx Torquatus, and Arctic Fox Alopex Lagopus on the Taimyr Peninsula, Siberia, 1960—2001”. Ornis Svecica 12 (3). Lund, Sweden:139-45. https://doi.org/10.34080/os.v12.22826.