TY - BOOK AU - Francoise,J-P & Roussarie,R (eds) ED - Roussarie, R TI - Bifurcations of planar vector fields: proceedings of a meeting held in luminy, france, sept 18-22, 1989 T2 - Lecture notes in mathematics 1455 SN - 3540535098 U1 - 6.07 PY - 1990/// CY - Berlin PB - Springer ER -