Jussi Rantala, Roope Raisamo, Jani Lylykangas, Veikko Surakka, Jukka Raisamo, Katri Salminen, Toni Pakkanen, Arto Hippula. Methods for Presenting Braille Characters on a Mobile Device with a Touchscreen and Tactile Feedback. IEEE T. Haptics, 2(1):28-39, 2009. [doi]
Abstract is missing.