@article{DAN_1988_299_3_a2,
     author = {M. S. Burgin},
     title = {The arithmetical hierarchy and inductive {Turing} machines},
     journal = {Doklady Akademii Nauk},
     pages = {530--533},
     publisher = {mathdoc},
     volume = {299},
     number = {3},
     year = {1988},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1988_299_3_a2/}
}