APA (7th ed.) Citation

Son, N. H., & Thi, V. D. (2019). Some combinatorial characteristics of closure operations. Algebra and Discrete Mathematics.

Chicago Style (17th ed.) Citation

Son, Nguyen Hoang, and Vu Duc Thi. "Some Combinatorial Characteristics of Closure Operations." Algebra and Discrete Mathematics 2019.

MLA (8th ed.) Citation

Son, Nguyen Hoang, and Vu Duc Thi. "Some Combinatorial Characteristics of Closure Operations." Algebra and Discrete Mathematics, 2019.

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