Diaz-Pabón , Sebastián, Sebastián Murcia-Orozco, Juan Diego Pimiento Serrano, Carlos Torres, Jose Luis Sarmiento Ramos, and Diana Martinez Reyes. 2023. “Prototype of a Device Adaptable to Walk-Sticks With a System to Communicate the Visible Spectrum to Blind People”. I+ T+ C- Research, Technology and Science - Unicomfacauca 1 (17). Popayán, CO. https://revistas.unicomfacauca.edu.co/ojs/index.php/itc/article/view/411.