%0 Journal Article %A Hassan, M.I. %T On the first mixed problem for a parabolic equation with right side in $L_{loc}^2$ %J Portugaliae mathematica %D 1981 %P 369-375 %V 40 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/PORMA_1981__40_4_115463/ %F PORMA_1981__40_4_115463