@inproceedings{SouMac+10,
	Address = {Valencia, Spain},
        Author= {Sousa, P. and Machado, A. and Rocha, M. and Cortez, P. and Rio, M.},
	Booktitle = {Proceedings of the 2010 Second International Conference on Evolving Internet},
	Month = sep,
	Publisher = {IEEE},
	Title = {{A Collaborative Approach for Spam Detection}},
        pages={92-97},
	Year = {2010}}