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@article{AL_1972_11_3_a4, author = {A. H. Lachlan}, title = {Recursively enumerable many-one degrees}, journal = {Algebra i logika}, pages = {326--358}, publisher = {mathdoc}, volume = {11}, number = {3}, year = {1972}, language = {en}, url = {http://geodesic.mathdoc.fr/item/AL_1972_11_3_a4/} }
A. H. Lachlan. Recursively enumerable many-one degrees. Algebra i logika, Tome 11 (1972) no. 3, pp. 326-358. http://geodesic.mathdoc.fr/item/AL_1972_11_3_a4/