@INPROCEEDINGS{Wiehe:2006,
        author = {Wiehe, Anders and Hjelm{\aa}s, Erik and Wolthusen, Stephen D.},
        title = {Quantitative Analysis of Efficient Antispam Techniques},
        booktitle = {Proceedings from the Seventh Annual {IEEE SMC} Information
Assurance Workshop, United States Military Academy, West Point, NY, USA, June 21--23},
        year = {2006},
        month = jun,
        pages = {163--169},
        publisher = {IEEE Press},
        address = {West Point, NY, USA},
        url = {http://ieeexplore.ieee.org/xpls/abs_all.jsp?isnumber=34632&arnumber=1652091&count=59&index=22}
}