%0 Journal Article %A I. N. Parasidis %A E. Providas %T Integro-differential equations embodying powers of a differential operator %J Vestnik Samarskogo universiteta. Estestvennonaučnaâ seriâ %D 2019 %P 12-21 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGU_2019_25_3_a1/ %G en %F VSGU_2019_25_3_a1