Anat Bremler-Barr David Hay Danny Hendler Boris Farber Layered interval codes for tcam-based classification. 445-446 2008 SIGMETRICS http://doi.acm.org/10.1145/1375457.1375513 conf/sigmetrics/2008 db/conf/sigmetrics/sigmetrics2008.html#Bremler-BarrHHF08