Collisionless periodic solutions to some three-body problems Enrico SerraSusanna Terracini OriginalPaper Pages: 305 - 325
A simple variational approach to a converse of the Lagrange-Dirichlet theorem Peter HagedornJean Mawhin OriginalPaper Pages: 327 - 335
A multiple-layer potential theory alternative to Agmon's Alberto Cialdea OriginalPaper Pages: 345 - 362
Quasilinear elliptic boundary-value problems on unbounded cylinders and a related mountain-pass lemma Ian Schindler OriginalPaper Pages: 363 - 374
On the existence of multiple, single-peaked solutions for a semilinear Neumann problem Zhi-Qiang Wang OriginalPaper Pages: 375 - 399