@Article{
  BraPia12,
  author = { Andrea Braides and Andrey Piatnitski },
  title = { Variational problems with percolation: dilute spin systems at zero temperature },
  journal = { J. Stat. Phys. },
  year = { 2012 },
  doi = { 10.1007/s10955-012-0628-1 },
  volume = { 149 },
  pages = { 846-864 },
}