%0 Journal Article %A V. G. Samarskii %T The absence of local unconditional structure in some spaces of operators %J Zapiski Nauchnykh Seminarov POMI %D 1979 %P 300-306 %V 92 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1979_92_a24/ %G ru %F ZNSL_1979_92_a24