@article{IM2_1978_12_2_a7,
     author = {Yu. F. Korobeinik},
     title = {Representing systems},
     journal = {Izvestiya. Mathematics },
     pages = {309--335},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1978_12_2_a7/}
}