%0 Journal Article %A Obrecht, Enrico %T Evolution operators for higher order abstract parabolic equations %J Czechoslovak Mathematical Journal %D 1986 %P 210-222 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1986.102085/ %R 10.21136/CMJ.1986.102085 %G en %F 10_21136_CMJ_1986_102085