%0 Journal Article %A A. Yu. Kokotov %A P. Neittaanmäki %A B. A. Plamenevskii %T Difraction on a cone: the asymptotics of the solutions near the vertex %J Zapiski Nauchnykh Seminarov POMI %D 1999 %P 122-144 %V 259 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1999_259_a5/ %G ru %F ZNSL_1999_259_a5