@article{PDM_2013_1_a3,
     author = {N. A. Semenova},
     title = {Representation of semantic role based access control system by a colored {Petri} net},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {34--49},
     publisher = {mathdoc},
     number = {1},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2013_1_a3/}
}