@article{CMFD_2007_26_a0,
     author = {A. L. Skubachevskii},
     title = {Nonclassical boundary value {problems.~I}},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {3--132},
     year = {2007},
     volume = {26},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2007_26_a0/}
}