@congreso_internacional{548, author = {Francisco Chiclana and Francisco Herrera and Enrique Herrera-Viedma and Luis Martínez}, title = {Preserving Reciprocity in the Aggregation of Fuzzy Preference Relations Using OWA operators}, year = {2001}, pages = {105-110}, month = {April 25-28th}, publisher = {Eurofuse Workshop on Preference Modelling and Applications}, address = {Granada (Spain)}, }