Reading Comprehension Issues and Individuals with Visual Impairments: The Effects of Using 8-dot and 6-dot Braille Code Through a Braille Display. - Vassilios Argyropoulos; Aineias Martos; Georgios D. Sideridis; Georgios Kouroupetroglou; Magda Nikolaraizi; Maria Papazafiri (HCI (8), 2015)