Citazione Stile APA (7a Edizione)

Dumortier, F., Sotomayor, J., Żoł©adek, H., & Roussarie, R. H. Bifurcations of Planar Vector Fields: Nilpotent Singularities and Abelian Integrals. Springer.

Citazione stile Chigago Style (17a edizione)

Dumortier, Freddy, Jorge Sotomayor, Henryk Żoł©adek, e Robert H. Roussarie. Bifurcations of Planar Vector Fields: Nilpotent Singularities and Abelian Integrals. Berlin [etc.]: Springer.

Citatione MLA (8a ed.)

Dumortier, Freddy, et al. Bifurcations of Planar Vector Fields: Nilpotent Singularities and Abelian Integrals. Springer.