Maria J. Blesa Christian Blum 0001 Stefan Voß 0001 Hybrid Metaheuristics - 9th International Workshop, HM 2014, Hamburg, Germany, June 11-13, 2014. Proceedings 2014 Springer Lecture Notes in Computer Science 8457 https://doi.org/10.1007/978-3-319-07644-7 978-3-319-07643-0 Hybrid Metaheuristics db/conf/hm/hm2014.html