%0 Journal Article %A Lopushanska, Halyna %A Lopushansky, Andrzej %A Myaus, Olga %T Inverse problems of periodic spatial distributions for a time fractional diffusion equation %J Electronic Journal of Differential Equations %D 2016 %V 2016 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2016__2016__a43/ %G en %F EJDE_2016__2016__a43