@article{MVK_2012_3_3_a5,
     author = {P. V. Roldugin},
     title = {Graph reduction in the construction of minimal clique cover},
     journal = {Matemati\v{c}eskie voprosy kriptografii},
     pages = {105--128},
     year = {2012},
     volume = {3},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MVK_2012_3_3_a5/}
}