@article{IVM_2009_4_a9,
     author = {B. Melnikov and M. R. Saifullina},
     title = {Some algorithms for equivalent transformation of nondeterministic finite automata},
     journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika},
     pages = {67--71},
     publisher = {mathdoc},
     number = {4},
     year = {2009},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IVM_2009_4_a9/}
}