publicaciones seleccionadas artículo académico ON ELLIPTIC PROBLEMS IN DOMAINS WITH UNBOUNDED BOUNDARY. PROCEEDINGS OF THE EDINBURGH MATHEMATICAL SOCIETY. 49:709-734. 2006 AN ESTIMATE ON THE RELATIVE MORSE INDEX FOR STRONGLY INDEFINITE FUNCTIONALS. ELECTRONIC JOURNAL OF DIFFERENTIAL EQUATIONS. 6:1-11. 2001 INDEX ESTIMATES FOR STRONGLY INDEFINITE FUNCTIONALS, PERIODIC ORBITS AND HOMOCLINIC SOLUTIONS OF FIRST ORDER HAMILTONIAN SYSTEMS. CALCULUS OF VARIATIONS AND PARTIAL DIFFERENTIAL EQUATIONS. 11(4):395-430. 2000