Hybrid Metaheuristics: Second International Workshop, HM 2005, Barcelona, Spain, August 29-30, 2005. Proceedings

Hybrid Metaheuristics: 8th International Workshop, HM 2013, Ischia, Italy, May 23-25, 2013. Proceedings

Hybrid Metaheuristics: 4th International Workshop,HM 2007, Dortmund, Germany, October 8-9, 2007, Proceedings

Hybrid Metaheuristics: 6th International Workshop, HM 2009 Udine, Italy, October 16-17, 2009 Proceedings

Hybrid Metaheuristics: 7th International Workshop, HM 2010, Vienna, Austria, October 1-2, 2010, Proceedings

Hybrid Metaheuristics: 5th International Workshop, HM 2008, Malaga, Spain, October 8-9, 2008. Proceedings

Ant Algorithms: Third International Workshop, ANTS 2002, Brussels, Belgium, September 12-14, 2002. Proceedings