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@article{AL_1969_8_1_a2, author = {Yu. L. Ershov and I. A. Lavrov}, title = {Computable enumerations. {II}}, journal = {Algebra i logika}, pages = {65--71}, publisher = {mathdoc}, volume = {8}, number = {1}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1969_8_1_a2/} }
Yu. L. Ershov; I. A. Lavrov. Computable enumerations. II. Algebra i logika, Tome 8 (1969) no. 1, pp. 65-71. http://geodesic.mathdoc.fr/item/AL_1969_8_1_a2/