Priyanka D. Joshi and A.V Deshmukh (2018) “Microcontroller Based Smart Touch Gadget Assistant for Visually Impaired”, International Journal of Advance Research in Engineering, Science & Technology, 5(6), pp. 81–89. Available at: https://ijarest.org/index.php/ijarest/article/view/1768 (Accessed: 20 March 2026).