Lucio, J., R. Tenenbaum, H. Paz, L. Morales, and C. Iñiguez. “3D Sound Applied to the Design of Assisted Navigation Devices for the Visually Impaired”. Latin-American Journal of Computing, Vol. 2, no. 2, Nov. 2015, https://lajc.epn.edu.ec/index.php/LAJC/article/view/90.