Sergeĭ Ivanovich Ognev

1886 – 1951

• Mammals of Eastern Europe and Northern Asia
• Mammals of the U.S.S.R. and adjacent countries
• Mammals of the U.S.S.R. and the adjacent countries
• Mlekopitai͡ushchie T͡Sentralʹnogo Ti͡anʹ-Shani͡a
• Moskovskiĭ zoopark
• Säugetiere und ihre Welt. In deutscher Sprache überarb
• The mammals of eastern Europe and Northern Asia
• Zasluzhennyĭ professor Ivan Florovich Ognev (1855-1928)
• Zasluzhennyǐ professor Ivan Florovich Ognev, 1855-1928
• Zhiznʹ lesa
• Zhiznʹ lesa
• Zoologiia pozvonochnykh