APA (7th ed.) Citation

Volchkov, V. V., Volchkov, V. V., & Savostjanova, I. M. (2015). One Problem Connected with the Helgason Support Problem.

Chicago Style (17th ed.) Citation

Volchkov, V. V., V. V. Volchkov, and I. M. Savostjanova. One Problem Connected with the Helgason Support Problem. 2015.

MLA (8th ed.) Citation

Volchkov, V. V., et al. One Problem Connected with the Helgason Support Problem. 2015.