Differential equations with boundary-value problems by Zill, Dennis G. 1940-

A first course in differential equations with modeling applications by Zill, Dennis G. 1940-

Methods for partial differential equations qualitative properties of solutions, phase space analysis, semilinear models by Ebert, Marcelo R., Reissig, Michael

Applied partial differential equations by Wade, F. D., author

Partial differential equations mathematical techniques for engineers by Epstein, M. (Marcelo)

Available for University of the Philippines Diliman via SpringerLink. Click here to access
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Geometry of the generalized geodesic flow and inverse spectral problems by Petkov, Vesselin, Stoyanov, Luchezar N.

An invitation to applied mathematics differential equations, modeling, and computation by Chicone, Carmen

Techniques of functional analysis for differential and integral equations by Sacks, Paul

Spline collocation methods for partial differential equations with applications in R by Schiesser, W. E.

Finite elements theory and algorithms by Ganesan, Sashikumaar, Tobiska, L. 1950- (Lutz)

Available for University of the Philippines Baguio via Cambridge Books Online. Click here to access