Diaz-Pabón , S., Murcia-Orozco, S., Pimiento Serrano, J.D., Torres, C. , Sarmiento Ramos, J.L. and Martinez Reyes, D. 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 (Dec. 2023).