@article{CMFD_2007_23_a6,
     author = {D. V. Georgievskii},
     title = {Variational {Bounds} and {Integral} {Relations} {Method} in {Problems} of {Stability}},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {96--146},
     publisher = {mathdoc},
     volume = {23},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2007_23_a6/}
}