%0 Journal Article %A Chil, Elmiloud %T Order bounded orthosymmetric bilinear operator %J Czechoslovak Mathematical Journal %D 2011 %P 873-880 %V 61 %N 4 %I mathdoc %U https://geodesic-test.mathdoc.fr/articles/10.1007/s10587-011-0052-8/ %R 10.1007/s10587-011-0052-8 %G en %F 10_1007_s10587_011_0052_8