%0 Journal Article %A M. D. Martynenko %A L. F. Boiko %T On the solvability of problems without initial conditions for Petrovskii parabolic systems %J Doklady Akademii Nauk %D 1978 %P 30-32 %V 243 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1978_243_1_a5/ %G ru %F DAN_1978_243_1_a5