@inbook {BB91,
	title = {Robotic Tactile Sensing: Skin-like and Intrinsic Approach},
	booktitle = {Intelligent Robotic Systems: Analysis, Design and Programming},
	year = {1991},
	publisher = {Marcel Dekker},
	organization = {Marcel Dekker},
	address = {New York, NY, USA},
	keywords = {Haptics, Robotics},
	author = {A. Bicchi and G. Buttazzo},
	editor = {S. Tzafestas}
}
