Christopher L. Johnson Larry Birnbaum Ray Bareiss Tom Hinrichs Improved Performance Support through an Integrated Task-Based Video Case Library. 675-689 2001 conf/iccbr/2001 ICCBR http://dx.doi.org/10.1007/3-540-44593-5_48 db/conf/iccbr/iccbr2001.html#JohnsonBBH01