ACM - affordances
Anne Marie Piper
Joe Mullenbach
Craig Shultz
Michael Peshkin
J. Edward Colgate
Surface Haptic Tablet", HAID: Haptic and Audio Interaction Design 2013
Friction measurements on a Large Area TPaD
IEEE Haptics Symposium 23--30
Enhancing physicality in touch interaction with programmable friction
A surface-haptic device that produces lateral forces on a bare finger
STIMTAC