%0 Journal Article %A Zhe, Dong %T Finite rank operators in Jacobson radical ${\scr R}\sb{{\scr N}\otimes{\scr M}}$ %J Czechoslovak Mathematical Journal %D 2006 %P 287-298 %V 56 %N 2 %I mathdoc %U https://geodesic-test.mathdoc.fr/item/CMJ_2006__56_2_a1/ %G en %F CMJ_2006__56_2_a1