%0 Journal Article %A A. A. Govorukhina %T Convolution type of integro-differential equation %J Doklady Akademii Nauk %D 1958 %P 866-869 %V 118 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_118_5_a3/ %G ru %F DAN_1958_118_5_a3