APA-Zitierstil (7. Ausg.)

(1991). Bifurcations of planar vector fields: Nilpotent singularities and Abelian integrals. Springer.

Chicago-Zitierstil (17. Ausg.)

Bifurcations of Planar Vector Fields: Nilpotent Singularities and Abelian Integrals. Berlin [u.a.]: Springer, 1991.

MLA-Zitierstil (9. Ausg.)

Bifurcations of Planar Vector Fields: Nilpotent Singularities and Abelian Integrals. Springer, 1991.