@Article{ 
  brachipia03a,
  author = { Braides, Andrea and Chiadò Piat, Valeria and Piatnitski, Andrey },
  title = { A variational approach to double-porosity problems },
  journal = { Asymptotic Analysis },
  year = { 2004 },
  volume = { 39 },
  pages = { 281-308 },
  URL = { http://cvgmt.sns.it/paper/407/ },
  note = { cvgmt preprint}
}