%0 Journal Article %A Veikko T. Purmonen %T On a complete initial-boundary value problem for parabolic pseudo-differential operators. %J Mathematica Scandinavica %D 1990 %P 97-118 %V 67 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1990__67_2_167124/ %F MS2_1990__67_2_167124