More than Speed? An Empirical Study of Touchscreens and Body Awareness on an Object Manipulation Task. - Rachelle Kristof Hippler; Dale S. Klopfer; Laura M. Leventhal; G. Michael Poor; Brandi A. Klein; Samuel D. Jaffee (HCI (2), 2011)

Applying the Norman 1986 User-Centered Model to Post-WIMP UIs: Theoretical Predictions and Empirical Outcomes. - G. Michael Poor; Samuel D. Jaffee; Laura Marie Leventhal; Jordan Ringenberg; Dale S. Klopfer; Guy W. Zimmerman; Brandi A. Klein (ACM Trans. Comput. Hum. Interact., 2016)