@article{FresardOuerdaneKopp2008,
  author    = {Raymond Fr{\´e}sard and H. Ouerdane and Thilo Kopp},
  title     = {Barnes slave-boson approach to the two-site single-impurity Anderson model with non-local interaction},
  journal   = {EPL (Europhysics Letters)},
  volume    = {82},
  number    = {3},
  pages     = {31001},
  doi       = {10.1209/0295-5075/82/31001},
  year      = {2008},
}