Wearable Urban Mobility Assistive Device for Visually Impaired Pedestrians Using a Smartphone and a Tactile-Foot Interface. - Ricardo Tachiquin; Ramiro Velázquez; Carolina Del-Valle-Soto; Carlos A. Gutiérrez 001; Miguel Carrasco; Roberto de Fazio; Andrés Trujillo-León; Paolo Visconti; Fernando Vidal-Verdú (Sensors, 2021)