APA (7th ed.) Citation

Borodin, M. (2004). A free boundary problem arising in biology. Нелинейные граничные задачи.

Chicago Style (17th ed.) Citation

Borodin, M.A. "A Free Boundary Problem Arising in Biology." Нелинейные граничные задачи 2004.

MLA (8th ed.) Citation

Borodin, M.A. "A Free Boundary Problem Arising in Biology." Нелинейные граничные задачи, 2004.

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