Generalized Pointing: Enabling Multiagent Interaction. - Dan R. Olsen; Daniel Boyarski; Thom Verratti; Matthew Phelps; Jack L. Moffett; Edson L. Lo (CHI, 1998)

Ubiquitous Collaboration via Surface Representations. - Dan R. Olsen; Scott E. Hudson; Matthew Phelps; Jeremy M. Heiner; Thom Verratti (CSCW, 1998)

Implementing Interface Attachments Based on Surface Representations. - Dan R. Olsen; Scott E. Hudson; Thom Verratti; Jeremy M. Heiner; Matthew Phelps (CHI, 1999)

Using a large projection screen as an alternative to head-mounted displays for virtual environments. - Emilee Patrick; Dennis Cosgrove; Aleksandra B. Slavkovic; Jennifer Ann Rode; Thom Verratti; Greg Chiselko (CHI, 2000)