APA (7th ed.) Citation

Kagan, V. F. (1944). Lobachevskiĭ.

Chicago Style (17th ed.) Citation

Kagan, V. F. Lobachevskiĭ. Moskva, 1944.

MLA (8th ed.) Citation

Kagan, V. F. Lobachevskiĭ. 1944.

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