Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{MASLO_1990__40_2_a9, author = {Medve\v{d}, Milan}, title = {Normal forms and bifurcations of some equivariant vector fields}, journal = {Mathematica slovaca}, pages = {209--223}, publisher = {mathdoc}, volume = {40}, number = {2}, year = {1990}, mrnumber = {1094774}, zbl = {0735.58024}, language = {en}, url = {http://geodesic.mathdoc.fr/item/MASLO_1990__40_2_a9/} }
Medveď, Milan. Normal forms and bifurcations of some equivariant vector fields. Mathematica slovaca, Tome 40 (1990) no. 2, pp. 209-223. http://geodesic.mathdoc.fr/item/MASLO_1990__40_2_a9/