SpringerLink (Online service) & Reyn, J. (2007). Phase portraits of planar quadratic systems. Springer Science+Business Media, LLC.
Stile di citazione ChicagoSpringerLink (Online service) e John Reyn. Phase Portraits of Planar Quadratic Systems. Norwell: Springer Science+Business Media, LLC, 2007.
Citazione MLASpringerLink (Online service) e John Reyn. Phase Portraits of Planar Quadratic Systems. Springer Science+Business Media, LLC, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.