S. Diaz-Pabón, S. Murcia-Orozco, J. D. Pimiento Serrano, C. . Torres, J. L. Sarmiento Ramos, and D. Martinez Reyes, “Prototype of a device adaptable to walk-sticks with a system to communicate the visible spectrum to blind people”., I+T+C Unicomfacauca, vol. 1, no. 17, Dec. 2023.