APA (7th ed.) Citation

Suvorov, S. (2004). Invariant variational problems with boundary constraints. Нелинейные граничные задачи.

Chicago Style (17th ed.) Citation

Suvorov, S.G. "Invariant Variational Problems with Boundary Constraints." Нелинейные граничные задачи 2004.

MLA (8th ed.) Citation

Suvorov, S.G. "Invariant Variational Problems with Boundary Constraints." Нелинейные граничные задачи, 2004.

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