Filtering spam e-mail on a global scale.

Geoff Hulten Joshua T. Goodman Robert Rounthwaite Filtering spam e-mail on a global scale. 366-367 2004 conf/www/2004at WWW (Alternate Track Papers & Posters) http://doi.acm.org/10.1145/1013367.1013478 db/conf/www/www2004at.html#HultenGR04