Opportunities and Limitations of Haptic Technologies for Non-visual Access to 2D and 3D Graphics - Helen T. Sullivan; Shrirang P. Sahasrabudhe; Jukka Liimatainen; Markku T. Häkkinen (Computers Helping People with Special Needs - 14th International Conference, ICCHP 2014, Paris, France, July 9-11, 2014, Proceedings, Part II, 2014)

A Mobile Application Concept to Encourage Independent Mobility for Blind and Visually Impaired Students - Jukka Liimatainen; Markku T. Häkkinen; Tuula Nousiainen; Marja Kankaanranta; Pekka Neittaanmäki (Computers Helping People with Special Needs - 13th International Conference, ICCHP 2012, Linz, Austria, July 11-13, 2012, Proceedings, Part II, 2012)