Mobile Clustering Scheme for Pedestrian Contact Tracing: The COVID-19 Case Study. - Mario E. Rivero-Angeles; Victor Barrera-Figueroa; José E. Malfavón-Talavera; Yunia Verónica García-Tejeda; Izlian Yolanda Orea-Flores; Omar Jiménez-Ramírez; José A. Bermúdez-Sosa (Entropy, 2021)