M. Girardi

Periodic and homoclinic solutions to a class of Hamiltonian systems with the potentials changing sign

Yanheng Ding, M. Girardi, 1993 .

Some quasi-globally stable processes of price adjustment

G. Israel, M. Girardi, 1982 .

Essential critical points of linking type and solutions of minimal period to superquadratic Hamiltonian systems

M. Girardi, M. Matzeu, 1992 .

Multiple orbits for Hamiltonian systems on starshaped surfaces with symmetries

M. Girardi, 1984 .

Existence and Regularity Results for Non-Negative Solutions of some Semilinear Elliptic Variational Inequalities via Mountain Pass Techniques

L. Mastroeni, M. Girardi, M. Matzeu, 2001 .

Positive and negative solutions of a quasi–linear elliptic equation by a Mountain Pass method and truncature techniques

M. Girardi, M. Matzeu, 2004 .

Semilinear elliptic equations with dependence on the gradient via mountain-pass techniques

Mario Girardi, D. G. Figueiredo, Djairo G. de Figueiredo, 2004, Differential and Integral Equations.

Periodic solutions for a class of symmetric and subquadratic hamiltonian systems

M. Girardi, Ding Yanheng, 1996 .

A compactness result for quasilinear elliptic equations by mountain pass techniques

M. Girardi, M. Matzeu, 2009 .