Sandi Ljubic, Mihael Kukec, Vlado Glavinic. Tilt-Based Support for Multimodal Text Entry on Touchscreen Smartphones: Using Pitch and Roll. In Constantine Stephanidis, Margherita Antona, editors, Universal Access in Human-Computer Interaction. Applications and Services for Quality of Life - 7th International Conference, UAHCI 2013, Held as Part of HCI International 2013, Las Vegas, NV, USA, July 21-26, 2013, Proceedings, Part III. Volume 8011 of Lecture Notes in Computer Science, pages 651-660, Springer, 2013. [doi]