%0 Journal Article %A A. G. Megrabov %T Inverse problems of determination of an arbitrary set of point sources %J Doklady Akademii Nauk %D 1977 %P 1063-1065 %V 237 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_237_5_a15/ %G ru %F DAN_1977_237_5_a15