%0 Journal Article %A Vaggione, Diego %T On Jónsson's theorem %J Mathematica Bohemica %D 1996 %P 55-58 %V 121 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/MB.1996.125941/ %R 10.21136/MB.1996.125941 %G en %F 10_21136_MB_1996_125941