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@article{AL_1990_29_6_a3, author = {D. V. Lytkina}, title = {Algebraically nonequivalent constructivization for}, journal = {Algebra i logika}, pages = {659--674}, publisher = {mathdoc}, volume = {29}, number = {6}, year = {1990}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1990_29_6_a3/} }
D. V. Lytkina. Algebraically nonequivalent constructivization for. Algebra i logika, Tome 29 (1990) no. 6, pp. 659-674. http://geodesic.mathdoc.fr/item/AL_1990_29_6_a3/