@article{IZKAB_2012_6_a6,
     author = {G. V. Chernyshev},
     title = {Principles of the tool system queries},
     journal = {News of the Kabardin-Balkar scientific center of RAS},
     pages = {42--49},
     year = {2012},
     number = {6},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IZKAB_2012_6_a6/}
}