@article{BordihnKutribMalcher2011,
  author    = {Henning Bordihn and Martin Kutrib and Andreas Malcher},
  title     = {Undecidability and hierarchy results for parallel communicating finite automata},
  journal   = {International journal of foundations of computer science},
  volume    = {22},
  number    = {7},
  pages     = {1577 -- 1592},
  doi       = {10.1142/S0129054111008891},
  year      = {2011},
}