The MPU RX-4 Project: Design, Electronics, and Software Development of a Geofence Protection System for a Fixed-Wing VTOL UAV. - Konstantinos A. Tsintotas; Loukas Bampis; Anastasios Taitzoglou; Ioannis Kansizoglou; Pavlos Kaparos; Chris Bliamis; Kyros Yakinthos; Antonios Gasteratos (IEEE Trans. Instrum. Meas., 2023)