%0 Journal Article %A Medveď, Milan %T Normal forms and bifurcations of some equivariant vector fields %J Mathematica slovaca %D 1990 %P 209-223 %V 40 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1990__40_2_a9/ %G en %F MASLO_1990__40_2_a9