@article{DM_1995_7_1_a7,
     author = {I. O. Sokolov},
     title = {Upper bounds on the complexity of the realization of characteristic functions of group codes by switching circuits without zero chains},
     journal = {Diskretnaya Matematika},
     pages = {110--122},
     publisher = {mathdoc},
     volume = {7},
     number = {1},
     year = {1995},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1995_7_1_a7/}
}