2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), Rome, Italy. IEEE: pp. 1-2; ISBN 978-1-6654-2995-5
2021,
Liu S, Onishi T, Taki M, Ikuyo M, Tobita K, Watanabe S, Suzuki Y
2021 28th IEEE International Conference on Electronics, Circuits, and Systems (ICECS), Dubai, United Arab Emirates. IEEE: pp. 1-4; ISBN 978-1-7281-9493-6