TY - CHAP T1 - Tactile Flow and Haptic Discrimination of Softness T2 - Multi-point Interaction with Real and Virtual Objects Y1 - 2005 A1 - A. Bicchi A1 - E. P. Scilingo A1 - D. Dente A1 - N. Sgambelluri ED - F. Barbagli ED - D Prattichizzo ED - K. Salisbury KW - Haptics JF - Multi-point Interaction with Real and Virtual Objects T3 - STAR - Springer Tracts in Advanced Robotics PB - Springer Verlag ER -