@article{IM2_1985_24_3_a2,
     author = {A. G. Ivanov},
     title = {Recognition of an approximate occurrence of words on {a~Turing} machine in real time},
     journal = {Izvestiya. Mathematics },
     pages = {479--522},
     publisher = {mathdoc},
     volume = {24},
     number = {3},
     year = {1985},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1985_24_3_a2/}
}