@Article{ 
  FraGia11a,
  author = { Francfort, Gilles A. and Giacomini, Alessandro },
  title = { On periodic homogenization in perfect elasto-plasticity },
  journal = { J. Eur. Math. Soc. },
  year = { 2014 },
  volume = { 16 },
  number = { 3 },
  pages = { 409-461 },
  URL = { http://cvgmt.sns.it/paper/1687/ },
  note = { cvgmt preprint}
}