Wesley T. Chuang Asok Tiyyagura Jihoon Yang Giovanni Giuffrida A Fast Algorithm for Hierarchical Text Classification. 409-418 http://link.springer.de/link/service/series/0558/bibs/1874/18740409.htm 2000 conf/dawak/2000 DaWaK db/conf/dawak/dawak2000.html#ChuangTYG00