Hello Central: an Object-Oriented Data Browser. - Hans Brunner; Steve Fogel; Rob Cuthbertson; Randall Sparks (ACM SIGCHI Bull., 1991)

Data Model and Query Algebra for a Model-Based, Multi-Modal User Interface. - Jacques Durand; Hans Brunner; Rob Cuthbertson; Steve Fogel; Tim McCandless; Randall Sparks; Loren Sylvan (IDS, 1992)

An object-oriented approach to dialogue management in spoken language systems. - Randall Sparks; Lori Meiskey; Hans Brunner (CHI Conference Companion, 1994)

Voice map: a dialogue-based spoken language information access system. - Aruna Bayya; Michael Durian; Lori Meiskey; Rebecca Root; Randall Sparks; Mark Terry (ICSLP, 1994)

Automated query identification in English dialogue. - Mark Terry; Randall Sparks; Patrick Obenchain (ICSLP, 1994)