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@article{DAN_1975_223_4_a1, author = {V. A. Vershinin}, title = {On the question of the superposability of constructive sets with equality}, journal = {Doklady Akademii Nauk}, pages = {781--784}, publisher = {mathdoc}, volume = {223}, number = {4}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_223_4_a1/} }
V. A. Vershinin. On the question of the superposability of constructive sets with equality. Doklady Akademii Nauk, Tome 223 (1975) no. 4, pp. 781-784. http://geodesic.mathdoc.fr/item/DAN_1975_223_4_a1/