%0 Journal Article %A E. V. Vasil'eva %T On a~problem of the classification of control sets for a~parabolic equation %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 2000 %P 6-14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_2000_1_a1/ %G ru %F IVM_2000_1_a1