Bibtex

@inproceedings{Valigiani:2006:AER:1566652.1566755,

author = {Valigiani, Gr{\'e}gory and Lutton, Evelyne and Collet, Pierre},
title = {Adapting the ELO Rating System to Competing Subpopulations in a ``Man-hill},
booktitle = {Proceedings of the 2006 Conference on Leading the Web in Concurrent Engineering: Next Generation Concurrent Engineering},
year = {2006},
isbn = {1-58603-651-3},
pages = {766--773},
numpages = {8},
url = {http://dl.acm.org/citation.cfm?id=1566652.1566755},
acmid = {1566755},
publisher = {IOS Press},
address = {Amsterdam, The Netherlands, The Netherlands},
keywords = {``Man-Hill Optimization, Ant Colony Optimization, Concurrent Optimization, E-Learning, Elo Rating, Sub-Pools, Turnover},

}

@article{semet2003artificial,

 title={Artificial ant colonies and e-learning: An optimisation of pedagogical paths},
 author={Semet, Y and Yamont, Y and Biojout, R and Luton, E and Collet, P},
 journal={10th International conference on human-computer interaction},
 year={2003}

}