A new tourist audio guide service for elderly people integrated in the mobile phone: preliminary results. - Unai Díaz; Alvaro García-Soler; Alejandro de Felipe (PETRA, 2010)

Addressing Accessibility Challenges of People with Motor Disabilities by Means of AsTeRICS: A Step by Step Definition of Technical Requirements. - Alvaro García-Soler; Unai Díaz-Orueta; Roland Ossmann; Gerhard Nussbaum; Christoph Veigl; Christoph Weiss; Karol Pecyna (ICCHP (2), 2012)