For citations:
Livanov S.G. NORTHERN URALS BIRD CLASSIFICATION BY SIMILARITY OF THEIR DISTRIBUTION AND RESIDENCE TIME. Povolzhskiy Journal of Ecology. 2016;(3):271-279. (In Russ.) https://doi.org/10.18500/1684-7318-2016-3-271-279
Livanov S.G. NORTHERN URALS BIRD CLASSIFICATION BY SIMILARITY OF THEIR DISTRIBUTION AND RESIDENCE TIME. Povolzhskiy Journal of Ecology. 2016;(3):271-279. (In Russ.) https://doi.org/10.18500/1684-7318-2016-3-271-279