%0 Journal Article %A G. P. Paskalev %T Smooth and Classical Solution of Non-local Boundary Value Problem for a Class of High Order Partial Differential Equations %J Mathematica balkanica %D 2001 %P 109 %V 15 %N 1-2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_2001_15_1-2_a10/ %F MABA_2001_15_1-2_a10