Passive real-world interface props for neurosurgical visualization. - Ken Hinckley; Randy Pausch; John C. Goble; Neal F. Kassell (CHI, 1994)

A Survey of Design Issues in Spatial Input. - Ken Hinckley; Randy F. Pausch; John C. Goble; Neal F. Kassell (ACM Symposium on User Interface Software and Technology, 1994)

Real-time system for 3D neurosurgical planning. - John C. Goble; John W. Snell; Ken Hinckley; Neal F. Kassell (VBC, 1994)

Two-Handed Spatial Interface Tools for Neurosurgial Planning. - John C. Goble; Ken Hinckley; Randy F. Pausch; John W. Snell; Neal F. Kassell (Computer, 1995)

Model-based boundary estimation of complex objects using hierarchical active surface templates. - John W. Snell; Michael B. Merickel; James M. Ortega; John C. Goble; James R. Brookeman; Neal F. Kassell (Pattern Recognit., 1995)

Segmentation of volumetric medical imagery using multiple geodesic-based active surfaces. - David J. Schlesinger; John W. Snell; Lois E. Mansfield; James R. Brookeman; James M. Ortega; Neal F. Kassell (Image Processing, 1996)

Cooperative Bimanual Action. - Ken Hinckley; Randy F. Pausch; Dennis Proffitt; James Patten; Neal F. Kassell (CHI, 1997)

Usability Analysis of 3D Rotation Techniques. - Ken Hinckley; Joe Tullio; Randy F. Pausch; Dennis Proffitt; Neal F. Kassell (ACM Symposium on User Interface Software and Technology, 1997)

IRNS: A System for Telerobotic Surgical Mentoring. - J. Hunter Downs III; B. Sean Graves; Minyan Shi; Joe Tullio; B. F. Aylor; R. G. Gates; Neal F. Kassell (CBMS, 1998)

Two-Handed Virtual Manipulation. - Ken Hinckley; Randy F. Pausch; Dennis Proffitt; Neal F. Kassell (ACM Trans. Comput. Hum. Interact., 1998)