%0 Journal Article %T Summaries of articles published in this issue %J Czechoslovak Mathematical Journal %D 1969 %P -193 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1969.100887/ %R 10.21136/CMJ.1969.100887 %G en %F 10_21136_CMJ_1969_100887