2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), Rome, Italy. IEEE: 1-4; ISBN 978-1-6654-2995-5
2022,
Kitajima T, Schüz J, Morita A, Ikeda W, Tanaka H, Togawa K, Gabazza EC, Taki M, Toriyabe K, Ikeda T, Sokejima S