@article{PDMA_2012_5_a32,
     author = {D. M. Brechka},
     title = {The search for bridges in {Take-Grant} security model},
     journal = {Prikladnaya Diskretnaya Matematika. Supplement},
     pages = {63--65},
     publisher = {mathdoc},
     number = {5},
     year = {2012},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/PDMA_2012_5_a32/}
}