Martínez y Cárdenas JR, Menchaca García FR, Berrón Lara V. Codification of the contour of the visual image to acoustics patterns and its decoding by blind. REV TEC FAC ING UNIV [Internet]. 2013May5 [cited 2025Sep.26];34(2). Available from: http://www.produccioncientifica.luz.edu.ve/index.php/tecnica/article/view/7178