Toward the Deployment of an Autonomous Last-Mile Delivery Robot in Urban Areas: The Ona Prototype Platform. - Angel Santamaria-Navarro; Sergi Hernández; Fernando Herrero; Alejandro López; Iván del Pino; Nicolás Rodríguez-Linares; Carlos Fernández; Albert Baldó; Clément Lemardelé; Anaís Garrell; Joan Vallvé; Hafsa Taher; et al. (IEEE Robotics Autom. Mag., 2025)