@congreso_internacional{506,
  author = {Luis Martínez and Pedro José Sánchez and Luis Gonzaga Pérez and Jun Liu},
  title = {A Heterogeneous Evaluation Model for Engineering Systems},
  year = {2005},
  pages = {146-155},
  month = {June 15-18th},
  publisher = {EUROFUSE ANNIVERSARY WORKSHOP on Fuzzy for Better},
  address = {, Belgrado (Serbia and Montenegro)},
}