@misc{Berg_Lev_Semenovič_(1876–1950)._Autor_Otkrytie_1946,
 author={Berg, Lev Semenovič (1876–1950). Autor},
 copyright={Public Domain},
 address={Moskva},
 address={Leningrad},
 howpublished={online},
 year={1946},
 publisher={Izdatel'stvo Akademii Nauk SSSR},
 language={rus},
 title={Otkrytie Kamčatki i èkspedicii Beringa, 1725-1742},
 type={Text},
 URL={http://rcin.org.pl/Content/110782/PDF/WA51_104751_PTG1320-r1946_Otkrytie-Kamcatki.pdf},
 keywords={discoveries, Russian discoveries, Vitus Bering, North Russia, Kamchatka},
}