%0 Journal Article %A A. L. Skubachevskii %T Nonclassical boundary value problems.~I %J Contemporary Mathematics. Fundamental Directions %D 2007 %P 3-132 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2007_26_a0/ %G ru %F CMFD_2007_26_a0