@Misc{ 
  ans00,
  author = { Ansini, Nadia },
  title = { Homogenization Problems for Multi-dimensional and Multi-scale Structures },
  journal = {  },
  year = { 2000 },
  pages = { 148 },
  URL = { http://cvgmt.sns.it/paper/538/ },
  note = { cvgmt preprint}
}