%0 Journal Article %A M. V. Falaleev %T Fundamental operator functions of integro-differential operators under spectral or polynomial boundedness %J Ufa mathematical journal %D 2020 %P 56-71 %V 12 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/UFA_2020_12_2_a6/ %G en %F UFA_2020_12_2_a6