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@article{AL_1964_3_5_a4, author = {Jan Mycielski}, title = {The definition of arithmetic operations in the {Ackermann} model}, journal = {Algebra i logika}, pages = {64--65}, publisher = {mathdoc}, volume = {3}, number = {5}, year = {1964}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1964_3_5_a4/} }
Jan Mycielski. The definition of arithmetic operations in the Ackermann model. Algebra i logika, Tome 3 (1964) no. 5, pp. 64-65. http://geodesic.mathdoc.fr/item/AL_1964_3_5_a4/