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@article{AL_1983_22_1_a1, author = {E. B. Belyakov and V. I. Mart'yanov}, title = {The universal theory of the integers and the extended twin}, journal = {Algebra i logika}, pages = {26--34}, publisher = {mathdoc}, volume = {22}, number = {1}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1983_22_1_a1/} }
E. B. Belyakov; V. I. Mart'yanov. The universal theory of the integers and the extended twin. Algebra i logika, Tome 22 (1983) no. 1, pp. 26-34. http://geodesic.mathdoc.fr/item/AL_1983_22_1_a1/