Bifurcations of planar vector fields nilpotent singularities & abelian integrals
Dumortier, F., et al
Bifurcations of planar vector fields nilpotent singularities & abelian integrals F. Dumortier, et al - Berlin Springer 1991 - viii 226 - Lecture notes in mathematics 1480 .
3540545212
6.07 / DUMO
Bifurcations of planar vector fields nilpotent singularities & abelian integrals F. Dumortier, et al - Berlin Springer 1991 - viii 226 - Lecture notes in mathematics 1480 .
3540545212
6.07 / DUMO