%0 Journal Article %T News and Notices %J Czechoslovak Mathematical Journal %D 1959 %P 158-160 %V 09 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1959.100345/ %R 10.21136/CMJ.1959.100345 %G en %F 10_21136_CMJ_1959_100345