F. Alonso, J.C. Castillo, uan José Gamboa-Monter, M.A. Salichs. Acustic sensing for touch recognition in a Social Robot. HRI ’17 - Late Breaking Report. , ISBN: 978-1-4503-4885-0/17/03, pages: - , ACM. 2017-03-06, Viena, Austria. 2017.