An elliptic problem with arbitrarily small positive solutions

by Pierpaolo Omari, Fabio Zanolin
Published 2000-10-01

A multiplicity result for a class of quasilinear elliptic and parabolic problems

by M. R. Grossinho, Pierpaolo Omari
Published 1997-04-01

Existence of stable periodic solutions of a semilinear parabolic problem under Hammerstein-type conditions

by Maria do Rosário Grossinho, Pierpaolo Omari
Published 1999-01-01