Location of min-max critical points for multivalued functionals Alexandru Kristály; Csaba Varga — 2001 Acta Universitatis Carolinae. Mathematica et Physica
Existence and infinitely many solutions for an abstract class of hemivariational inequalities. Varga, Csaba — 2005 Journal of Inequalities and Applications [electronic only]
An existence result for hemivariational inequalities. Dályai, Zsuzsánna; Varga, Csaba — 2004 Electronic Journal of Differential Equations (EJDE) [electronic only]
Critical point theorems on Finsler manifolds. Kozma, László; Kristály, Alexandru; Varga, Csaba — 2004 Beiträge zur Algebra und Geometrie