@congreso_internacional{423,
  author = {Rocío de Andrés and T González-Arteaga and Luis Martínez},
  title = {A MCDM approach for evaluating companys environmental practices},
  year = {2011},
  pages = {912-919},
  month = {July 18-22nd},
  publisher = {The 7th conference of the European Society for Fuzzy Logic and Technology (EUSFLAT LFA-2011)},
  address = {EUSFLAT, Aix Les Bains (France)},
}