Juan José Durillo José García-Nieto Antonio J. Nebro Carlos A. Coello Coello Francisco Luna Enrique Alba Multi-Objective Particle Swarm Optimizers: An Experimental Comparison. 495-509 2009 EMO http://dx.doi.org/10.1007/978-3-642-01020-0_39 conf/emo/2009 db/conf/emo/emo2009.html#DurilloGNCLA09