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2. The ant colony metaphor for searching continuous design spaces;Bilchev,1995
3. Birattari, M., 2005. The Problem of Tuning Metaheuristics as Seen from a Machine Learning Perspective. Ph.D. thesis, vol. 292 of Dissertationen zur Künstlichen Intelligenz. Akademische Verlagsgesellschaft Aka GmbH, Berlin, Germany.
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