%0 Journal Article %A C. D. Klem-Musatov %T On the change in wave front intensity in the neighbourhood of geometric shadow boundaries %J Doklady Akademii Nauk %D 1975 %P 339-342 %V 223 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1975_223_2_a20/ %G ru %F DAN_1975_223_2_a20