An Invitation to Variational Methods in Differential Equations

MLA

Costa, David G. An Invitation to Variational Methods In Differential Equations. Birkhäuser Boston, 2007.

APA

Costa, D. G. (2007). An Invitation to Variational Methods in Differential Equations. Birkhäuser Boston.

Chicago

Costa, David G. An Invitation to Variational Methods In Differential Equations. : Birkhäuser Boston, 2007.