@article{MZM_2020_108_4_a14,
     author = {V. G. Kanovei and V. A. Lyubetskii},
     title = {On the {Equality} {Relation} {Modulo} a {Countable} {Set}},
     journal = {Matemati\v{c}eskie zametki},
     pages = {629--631},
     publisher = {mathdoc},
     volume = {108},
     number = {4},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2020_108_4_a14/}
}