@article{DM_2003_15_3_a4,
     author = {P. A. Panteleev},
     title = {On the distinguishability of states of automata},
     journal = {Diskretnaya Matematika},
     pages = {76--90},
     publisher = {mathdoc},
     volume = {15},
     number = {3},
     year = {2003},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DM_2003_15_3_a4/}
}