A saddle point theorem for non-smooth functionals and problems at resonance.
Niculescu, Constantin P. ; Rădulescu, Vicenţiu
Annales Academiae Scientiarum Fennicae. Mathematica, Tome 21 (1996), p. 117-131 / Harvested from The Electronic Library of Mathematics
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Publié le : 1996-01-01
EUDML-ID : urn:eudml:doc:225459 
@article{00902759,
     title = {A saddle point theorem for non-smooth functionals and problems at resonance.},
     journal = {Annales Academiae Scientiarum Fennicae. Mathematica},
     volume = {21},
     year = {1996},
     pages = {117-131},
     zbl = {0853.35044},
     language = {en},
     url = {http://dml.mathdoc.fr/item/00902759}
}

Niculescu, Constantin P.; Rădulescu, Vicenţiu. A saddle point theorem for non-smooth functionals and problems at resonance.. Annales Academiae Scientiarum Fennicae. Mathematica, Tome 21 (1996) pp. 117-131. http://gdmltest.u-ga.fr/item/00902759/