@inproceedings{laclemence:hal-02763401, TITLE = {{Violences en Europe et les groupes extr{\^e}mes}}, AUTHOR = {Laclemence, Patrick}, URL = {https://utt.hal.science/hal-02763401}, BOOKTITLE = {{Hooliganism, european policy of sport violence prevention}}, ADDRESS = {Amsterdam, Netherlands}, YEAR = {2002}, MONTH = May, HAL_ID = {hal-02763401}, HAL_VERSION = {v1}, }