2025. Closed equivalence relations on compact spaces and pairs of commutative C*-algebras: a Categorical Approach. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics. 102, (Dec. 2025), 57–67. DOI:https://doi.org/10.26565/2221-5646-2025-102-04.