@article{CMFD_2005_13_a0,
     author = {M. V. Borsuk},
     title = {Second-order degenerate elliptic boundary value problems in nonsmooth domains},
     journal = {Contemporary Mathematics. Fundamental Directions},
     pages = {3--137},
     publisher = {mathdoc},
     volume = {13},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CMFD_2005_13_a0/}
}