%0 Journal Article %T News and Notices %J Czechoslovak Mathematical Journal %D 1964 %P 156-159 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1964.100609/ %R 10.21136/CMJ.1964.100609 %G en %F 10_21136_CMJ_1964_100609