Supporting Concurrency, Communication, and Synchronization in Human-Computer Interaction - The Sassafras UIMS. - Ralph D. Hill (ACM Trans. Graph., 1986)

Event-response systems: a technique for specifying multi-threaded dialogues. - Ralph D. Hill (CHI, 1987)

Supporting concurrency, communication and synchronization in human-computer interaction. - Ralph D. Hill (1987)

UIMSs: threat or menace? - Jarrett Rosenberg; Ralph D. Hill; Jim Miller; Andrew Schulert; David T. Shewmake (CHI, 1988)

The Structure of Tube - A Tool for Implementing Advanced User Interfaces. - Ralph D. Hill; Marc Herrmann (Eurographics, 1989)

Abstraction and Declarativness in User Interface Development. The Methological Basis of the Composite Object Architecture. - Marc Herrmann; Ralph D. Hill (IFIP Congress, 1989)

Rendezvous: An Architecture for Synchronous Multi-User Applications. - John F. Patterson; Ralph D. Hill; Steven L. Rohall; W. Scott Meeks (CSCW, 1990)

The Cro-Magnon Advanced Additive Analysis/Synthesis System. - Ralph D. Hill (ICMC, 1991)

The abstraction-link-view paradigm: using constraints to connect user interfaces to applications. - Ralph D. Hill (CHI, 1992)

Lessons from LyricTime: a prototype multimedia system. - Shoshana Loeb; Ralph D. Hill; Tom Brinck (Comput. Commun. Rev., 1992)

Building Shared Graphical Editors Using the Abstraction-Link-View Paradigm. - Tom Brinck; Ralph D. Hill (ECSCW, 1993)

The Rendezvous Constraint Maintenance System. - Ralph D. Hill (ACM Symposium on User Interface Software and Technology, 1993)

The Rendezvous Language and Architecture. - Ralph D. Hill; Tom Brinck; John F. Patterson; Steven L. Rohall; Wayne T. Wilner (Commun. ACM, 1993)

Groupware for realtime collaboration. - Ralph D. Hill; Tom Brinck (CHI Conference Companion, 1994)

The Rendezvous Architecture and Language for Constructing Multi-User Applications. - Ralph D. Hill; Tom Brinck; Steven L. Rohall; John F. Patterson; Wayne T. Wilner (ACM Trans. Comput. Hum. Interact., 1994)