@InCollection{sabater-2002b,
  author         = {J. Sabater and C. Sierra},
  title          = {Social ReGreT, a reputation model based on social relations},
  year           = {2002},
  volume         = {3.1},
  review-dates   = {},
  publisher      = {ACM},
  key-cites      = {},
  booktitle      = {ACM SIGecom Exchanges},
  protected      = {no},
  pages          = {44--56},
  read-status    = {read},
  citeseer-url   = {citeseer.ist.psu.edu/sabater02social.html},
  hardcopy       = {yes},
  topics         = {},
  key            = {sabater-2002b}
}