%0 Journal Article %A P. B. Djakov %A M. S. Ramanujan %T Bounded and unbounded operators between Köthe spaces %J Studia Mathematica %D 2002 %P 11-31 %V 152 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm152-1-2/ %R 10.4064/sm152-1-2 %G en %F 10_4064_sm152_1_2