%0 Journal Article %A I. V. Parkhimovich %T Multipoint boundary value problems for linear integro-differential equations in a class of smooth functions %J Differencialʹnye uravneniâ %D 1972 %P 549-552 %V 8 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_3_a21/ %G ru %F DE_1972_8_3_a21