Resource Efficient Federated LoRaWAN Architecture for Far-Edge IoT Applications. - Anna Triantafyllou; Ilias Siniosoglou; Vasileios Argyriou; Sotirios K. Goudos; Georgios Th. Papadopoulos; Konstantinos Panitsidis; Panagiotis G. Sarigiannidis (IEEE Access, 2025)