@incollection{CammarotoChinniDiBella2009MPA3,
  author    = {Filippo Cammaroto and Antonia Chinnì and Beatrice Di Bella},
  title     = {Multiplicity Results for a Neumann-Type Problem Involving the p-Laplacian},
  booktitle = {More Progresses in Analysis},
  publisher = {World Scientific},
  pages     = {843--852},
  year      = {2009},
  doi       = {10.1142/9789812835635_0081}
}