APA (7th ed.) Citation

Donets, G. A., & Kolechkina, L. N. (2016). An approach solution extreme problems on combinatorial configurations in graphs.

Chicago Style (17th ed.) Citation

Donets, G. A., and L. N. Kolechkina. An Approach Solution Extreme Problems on Combinatorial Configurations in Graphs. 2016.

MLA (8th ed.) Citation

Donets, G. A., and L. N. Kolechkina. An Approach Solution Extreme Problems on Combinatorial Configurations in Graphs. 2016.

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