Parallel Problem Solving from Nature - PPSN XII 12th International Conference, Taormina, Italy, September 1-5, 2012, Proceedings, Part I - Coello, Carlos A. Coello; Cutello, Vincenzo; Deb, Kalyanmoy; Forrest, Stephanie; Nicosia, Giuseppe; Pavone, Mario (Springer Berlin Heidelberg : Imprint: Springer, 2012)