@article{PDM_2010_12_a21,
     author = {D. M. Brechka},
     title = {The search of $\operatorname{tg}$-paths and islands for {Take-Grant} security model},
     journal = {Prikladna\^a diskretna\^a matematika},
     pages = {46--47},
     publisher = {mathdoc},
     number = {12},
     year = {2010},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDM_2010_12_a21/}
}