- KDD '09: Proceedings of the 15th ACM SIGKDD international conference on Knowledge discovery and data mining, page 997--1006. New York, NY, USA, ACM, (2009)
- HT '08: Proceedings of the nineteenth ACM conference on Hypertext and hypermedia, page 139--148. New York, NY, USA, ACM, (2008)
- ECCS '06: Proc. of the European Conference on Complex Systems, (April 2006)
- PPSN, volume 5199 of Lecture Notes in Computer Science, page 1081-1090. Springer, (2008)
- PNAS 99(12):7821-7826 (2002)
- ICDMW '07: Proceedings of the Seventh IEEE International Conference on Data Mining Workshops, page 441--448. Washington, DC, USA, IEEE Computer Society, (2007)
- Data Warehousing and Knowledge Discovery (2007)
- Back Bay Books, (2002)
- Behavioral and Brain Sciences 16(4):681-735 (1993)
- Journal of Human Evolution 28(3):287 - 296 (1995)
- Behav. Ecol. 3(4):334-345 (1992)
- Physical Review E (2005)
- PIKM '08: Proceeding of the 2nd PhD workshop on Information and knowledge management, page 57--64. New York, NY, USA, ACM, (2008)
- GECCO '08: Proceedings of the 10th annual conference on Genetic and evolutionary computation, page 1137--1138. New York, NY, USA, ACM, (2008)
- Int. J. Hum.-Comput. Stud. 65(1):57--70 (2007)
- WWW '07: Proceedings of the 16th international conference on World Wide Web, page 461--470. New York, NY, USA, ACM, (2007)
- World Wide Web 7(1):59--82 (2004)
- ACM-SE 42: Proceedings of the 42nd annual Southeast regional conference, page 402--103. New York, NY, USA, ACM, (2004)
- KDD '07: Proceedings of the 13th ACM SIGKDD international conference on Knowledge discovery and data mining, page 163--172. New York, NY, USA, ACM, (2007)
- WWW '08: Proceeding of the 17th international conference on World Wide Web, page 685--694. New York, NY, USA, ACM, (2008)


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