@article{PDM_2009_4_a8,
     author = {M. L. Gromov and N. V. Yevtushenko},
     title = {Adaptive tests derivation for nondeterministic automata},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {90--101},
     year = {2009},
     number = {4},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2009_4_a8/}
}