Kenneth M. Anderson Aaron Andersen Neet Wadhwani Laura M. Bartolo Metis: Lightweight, Flexible, and Web-Based Workflow Services for Digital Libraries. 98- 2003 conf/jcdl/2003 JCDL http://csdl.computer.org/comp/proceedings/jcdl/2003/1939/00/19390098abs.htm db/conf/jcdl/jcdl2003.html#AndersonAWB03