@Misc{ 
  bal01,
  author = { Balzano, Michele and Durante, Tiziana },
  title = { The p-laplacian in domains with small random holes  },
  journal = { Boll. Un. Mat. It. },
  year = { 2001 },
  pages = {  },
  URL = { http://cvgmt.sns.it/paper/652/ },
  note = { cvgmt preprint}
}