@article{BritoMMZ09,
  author    = {Ismel Brito and
               Amnon Meisels and
               Pedro Meseguer and
               Roie Zivan},
  title     = {Distributed constraint satisfaction with partially known
               constraints},
  journal   = {Constraints},
  volume    = {14},
  number    = {2},
  year      = {2009},
  pages     = {199-234},
}