Son, N. H., & Thi, V. D. (2019). Some combinatorial characteristics of closure operations. Algebra and Discrete Mathematics.
Chicago Style (17th ed.) CitationSon, Nguyen Hoang, and Vu Duc Thi. "Some Combinatorial Characteristics of Closure Operations." Algebra and Discrete Mathematics 2019.
MLA (8th ed.) CitationSon, 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.