@article{ZNSL_2001_277_a0,
     author = {A. P. Beltiukov},
     title = {Combined hierarchies of finite random access machines},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {5--13},
     publisher = {mathdoc},
     volume = {277},
     year = {2001},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2001_277_a0/}
}