db/conf/dl/MarshallPGS99.html Catherine C. Marshall Morgan N. Price Gene Golovchinsky Bill N. Schilit Introducing a Digital Library Reading Appliance into a Reading Group. 77-84 DL/1999/P077.pdf 1999 conf/dl/1999 ACM DL http://doi.acm.org/10.1145/313238.313262 db/conf/dl/dl99.html#MarshallPGS99