%0 Journal Article %A Segeth, Karel %T Professor Ivo Babuška is eighty %J Applications of Mathematics %D 2006 %P 89-92 %V 51 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10492-006-0007-9/ %R 10.1007/s10492-006-0007-9 %G en %F 10_1007_s10492_006_0007_9