@Article{ 
  AliAns12,
  author = { Alicandro, Roberto and Ansini, Nadia },
  title = { A variational model of interaction between continuum and discrete systems },
  journal = { Math. Mod. Meth. Appl. Sci. (M3AS) },
  year = { 2014 },
  volume = { 24 },
  pages = { 1957-2008 },
  URL = { http://cvgmt.sns.it/paper/1892/ },
  note = { cvgmt preprint}
}