@congreso_internacional{407, author = {Raciel Yera and Luis Martínez and Y Caballero}, title = {Managing Natural Noise in Collaborative Recommender Systems}, year = {2013}, pages = {872-877}, month = {June 24-28th}, publisher = {2013 Joint IFSA World Congress - NAFIPS Annual Meeting}, address = {International Fuzzy Systems Asociation, University of Alberta, Edmonton (Canada)}, }