Francisco Chiclana Francisco Mata Sergio Alonso Enrique Herrera-Viedma Luis Martínez Group Decision Making: From Consistency to Consensus. 80-91 2007 conf/mdai/2007 MDAI http://dx.doi.org/10.1007/978-3-540-73729-2_8 db/conf/mdai/mdai2007.html#ChiclanaMAHM07