@Article{ 
  PalPis14,
  author = { Palatucci, Giampiero and Pisante, Adriano },
  title = { A Global Compactness type result for Palais-Smale sequences in fractional Sobolev spaces },
  journal = { Nonlinear Anal. },
  year = { 2015 },
  doi = { doi:10.1016/j.na.2014.12.027 },
  volume = { 117 },
  pages = { 1-7 },
  URL = { http://cvgmt.sns.it/paper/2458/ },
  note = { cvgmt preprint}
}