Pokrovsky, Ivan G. Abteilung Wikelski, Radolfzell, Max Planck Institut für Ornithologie, Max Planck Society;
Pokrovsky, I. G., Ehrich, D., Ims, R. A., Kondratyev, A. V., Kruckenberg, H., Kulikova, O., et al. (2015). Rough-legged buzzards, arctic foxes and red foxes in a tundra ecosystem without rodents. PLoS One, 10(2): e0118740. doi:10.1371/journal.pone.0118740.