%0 Journal Article %A Kolibiar, Milan %T Professor Ján Jakubík sexagenarian %J Czechoslovak Mathematical Journal %D 1983 %P 657-664 %V 33 %N 4 %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1983.101902/ %R 10.21136/CMJ.1983.101902 %G en %F 10_21136_CMJ_1983_101902