Hatthasin, U. (2019) “Assessment on Design of a Talking Distance Measuring Wheel for the Visually Impaired Students: doi: 10.14456/mijet.2019.11”, Engineering Access. Mahasakham, Thailand, 5(2), pp. 70–74. Available at: https://ph02.tci-thaijo.org/index.php/mijet/article/view/10.14456.mijet.2019.11 (Accessed: 29 April 2024).