Scientific articles \ Mathematics. Natural sciences \ Zoology \ Systematic zoology

On the reality of the record of the black swan Cygnus atratus in Karelia

Lapshin N.V.

Journal: Русский орнитологический журнал @ornis

Article in issue: 1492 т.26, 2017.

Free access

Short address: https://sciup.org/140157558

IDS: 140157558

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