Minagawa, T., T. Kameshima, H. Mitsuhasi, H. Hirane, and N. Abdullah. “Application of LoRa With MEH in Maintenance-Free IoT”. International Journal of Electrical Engineering and Applied Sciences (IJEEAS), vol. 8, no. 2, Oct. 2025, doi:10.54554/ijeeas.2025.8.02.003.