%0 Journal Article %T Summaries of articles published in this issue %J Czechoslovak Mathematical Journal %D 1979 %P -671 %V 29 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101647/ %R 10.21136/CMJ.1979.101647 %G en %F 10_21136_CMJ_1979_101647