On variational methods for nonlinear difference equations. - Marek Galewski; Joanna Smejda (J. Comput. Appl. Math., 2010)

On some discrete boundary value problem with parameters. - Marek Galewski; Joanna Smejda (Appl. Math. Comput., 2012)

On the dependence on parameters for mountain pass solutions of second order discrete BVP's. - Marek Galewski; Joanna Smejda (Appl. Math. Comput., 2013)