Pica hudsonia (Russian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Pica hudsonia" in Russian language version.

refsWebsite

Global rank Russian rank

1,687^th place

2,641^st place

byu.edu

ojs.lib.byu.edu

Bock, C.E. and Lepthien, L.W. Distribution and abundance of the Black-billed magpie (Pica pica) in North America (англ.) // Great Basin Naturalist : journal. — 1975. — Vol. 35. — P. 269—272. (недоступная ссылка)