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@article{PIM_1986_N_S_40_54_a2, author = {Marica D. Pre\v{s}i\'c}, title = {A {Generalization} of {Equivalence} {Relations}}, journal = {Publications de l'Institut Math\'ematique}, pages = {17 }, publisher = {mathdoc}, volume = {_N_S_40}, number = {54}, year = {1986}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PIM_1986_N_S_40_54_a2/} }
Marica D. Prešić. A Generalization of Equivalence Relations. Publications de l'Institut Mathématique, _N_S_40 (1986) no. 54, p. 17 . http://geodesic.mathdoc.fr/item/PIM_1986_N_S_40_54_a2/