Timo Koskela Jukka Heikkonen Kimmo Kaski Using Document Features to Optimize Web Cache. 1211-1216 2001 conf/icann/2001 ICANN http://link.springer.de/link/service/series/0558/bibs/2130/21301211.htm db/conf/icann/icann2001.html#KoskelaHK01