@article{MMO_1958_7_a10,
     author = {A. A. Muchnik},
     title = {Isomorphism of systems of recursively enumerable sets with effective properties},
     journal = {Trudy Moskovskogo matemati\v{c}eskogo ob\^{s}estva},
     pages = {407--412},
     publisher = {mathdoc},
     volume = {7},
     year = {1958},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MMO_1958_7_a10/}
}