APA (7th ed.) Citation

Targonskii, A., Targonskaya, I., & Vashenko, K. (2019). About one extremal problem for open sets and partially non-overlapping domains. Український математичний вісник.

Chicago Style (17th ed.) Citation

Targonskii, A.L, I.I Targonskaya, and K. Vashenko. "About One Extremal Problem for Open Sets and Partially Non-overlapping Domains." Український математичний вісник 2019.

MLA (8th ed.) Citation

Targonskii, A.L, et al. "About One Extremal Problem for Open Sets and Partially Non-overlapping Domains." Український математичний вісник, 2019.

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