APA (7th ed.) Citation

Kostomarov, D. P. (2003). Zadacha Koshi dl︠i︡a ulʹtragiperbolicheskikh uravneniĭ. "Nauka".

Chicago Style (17th ed.) Citation

Kostomarov, Dmitriĭ Pavlovich. Zadacha Koshi Dl︠i︡a Ulʹtragiperbolicheskikh Uravneniĭ. Moskva: "Nauka", 2003.

MLA (8th ed.) Citation

Kostomarov, Dmitriĭ Pavlovich. Zadacha Koshi Dl︠i︡a Ulʹtragiperbolicheskikh Uravneniĭ. "Nauka", 2003.

Warning: These citations may not always be 100% accurate.