@Misc{ 
  carcoryos,
  author = { Cardone, Giuseppe and Corbo Esposito, Antonio and Yosifian, Grigorij and Zhikov, Vasily Vasilievich },
  title = { Homogenization of some problems with gradient constraints },
  journal = {  },
  year = { 2001 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/287/ },
  note = { cvgmt preprint}
}