APA (7th ed.) Citation

Blakytnyi, M. M., & Polovnikova, S. O. (2013). Iron cannons in Chernihiv former fortress.

Chicago Style (17th ed.) Citation

Blakytnyi, M. M., and S. O. Polovnikova. Iron Cannons in Chernihiv Former Fortress. 2013.

MLA (8th ed.) Citation

Blakytnyi, M. M., and S. O. Polovnikova. Iron Cannons in Chernihiv Former Fortress. 2013.

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