Atish Peshattiwar, Sandeep Kakde, Kuldeep Pande, Vilas alagdeve, and Abhinav Parkhi. “Design of Blind Assistance System Using Refreshable Braille Display”. Journal of Electronic Design Engineering, vol. 4, no. 2, May 2018, pp. 1-4, http://matjournals.co.in/index.php/JOEDE/article/view/6731.