%0 Journal Article %T News and Notices %J Czechoslovak Mathematical Journal %D 1962 %P 158-164 %V 12 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1962.100506/ %R 10.21136/CMJ.1962.100506 %G en %F 10_21136_CMJ_1962_100506