Haptic Perception of Viscosity. - Wouter M. Bergmann Tiest; Anne C. L. Vrijling; Astrid M. L. Kappers (EuroHaptics (1), 2010)

Haptic Discrimination and Matching of Viscosity. - Wouter M. Bergmann Tiest; Anne C. L. Vrijling; Astrid M. L. Kappers (IEEE Trans. Haptics, 2013)