@INPROCEEDINGS{MVFC01,
  author = "H. Macià and V.Valero and D. de Frutos-Escrig and F. Cuartero ",
  title = "{Extending PBC with Markovian Multiactions}",
  booktitle = "Proc. of the XXVII Confernencia Latinoamericana de Informática(CLEI’2001",
  pages = "137",
  publisher = "Universidad de los Andes, J.A: Montilva e I. Besembel (eds.)",
  year = "2001",
  month = "September",
  address = "Mérida, Venezuela",
}