@article{DM_1997_9_4_a3,
     author = {D. S. Romanov},
     title = {On the number of deadlock tests for closings of block circuits of parity counters},
     journal = {Diskretnaya Matematika},
     pages = {32--49},
     year = {1997},
     volume = {9},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_1997_9_4_a3/}
}