%0 Journal Article %A V. P. Smyshlyaev %T Concentration of solutions near the limiting ray in the neighbourhood of a boundary flex point %J Zapiski Nauchnykh Seminarov POMI %D 1988 %P 155-158 %V 173 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1988_173_a13/ %G ru %F ZNSL_1988_173_a13