%0 Journal Article %T News and Notices. Conference EQUADIFF 7 %J Czechoslovak Mathematical Journal %D 1990 %V 40 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1990.102369/ %R 10.21136/CMJ.1990.102369 %G en %F 10_21136_CMJ_1990_102369