%0 Journal Article %A D. Sh. Mogilevskii %T The analytic character of a wave field in the neighborhood of the caustic in the case of reflection %J Informatics and Automation %D 1971 %P 131-137 %V 115 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1971_115_a10/ %G ru %F TRSPY_1971_115_a10