@article{VSGU_2014_7_a20,
     author = {B. V. Golub and E. M. Kuznetsov and R. V. Maximov},
     title = {Method for estimation of vitality of allocated information systems},
     journal = {Vestnik Samarskogo universiteta. Estestvennonau\v{c}na\^a seri\^a},
     pages = {221--232},
     publisher = {mathdoc},
     number = {7},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VSGU_2014_7_a20/}
}