- ICMI, page 121-128. ACM, (2011)
- AI*IA, volume 2829 of Lecture Notes in Computer Science, page 237-249. Springer, (2003)
- AI*IA, volume 2829 of Lecture Notes in Computer Science, page 225-236. Springer, (2003)
- CHI Extended Abstracts, page 2281-2286. ACM, (2011)
- GeoS, volume 6631 of Lecture Notes in Computer Science, page 16-33. Springer, (2011)
- IHM, page 203-212. ACM, (2009)
- SEBD, page 197-204. Edizioni Seneca, (2009)
- DEXA Workshops, page 452-456. IEEE Computer Society, (2009)
- INTERACT 1, volume 5726 of Lecture Notes in Computer Science, page 830-834. Springer, (2009)
- Schriften der Hans-Böckler-Stiftung Nomos-Verl.-Ges., Baden-Baden, 1. Aufl edition, (1999)
- AGILE Conf., page 271-288. Springer, (2009)
- AI*IA 2003: Advances in Artificial Intelligence (2003)
- EDOC, page 365-371. IEEE Computer Society, (2008)
- ER Workshops, volume 5232 of Lecture Notes in Computer Science, page 344-353. Springer, (2008)
- GECCO, page 597-604. Morgan Kaufmann, (2000)
- EuroGP, volume 1802 of Lecture Notes in Computer Science, page 225-236. Springer, (2000)
- Genetic Programming, Proceedings of EuroGP'2000, volume 1802 of LNCS, page 225--236. Edinburgh, Springer-Verlag, (March 2001)
- Physica A: Statistical Mechanics and its Applications 339(1-2):86--91 (Aug 1, 2004)
- Physica A: Statistical Mechanics and its Applications 304(1-2):1--10 (Feb 1, 2002)
- GeoS, volume 4853 of Lecture Notes in Computer Science, page 195-209. Springer, (2007)


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