@article{ITVS_2016_4_a1,
     author = {S. V. Nazarov and N. N. Vilkova},
     title = {Structural refactoring of multilayered program systems},
     journal = {Informacionnye tehnologii i vy\v{c}islitelnye sistemy},
     pages = {13--23},
     publisher = {mathdoc},
     number = {4},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ITVS_2016_4_a1/}
}