2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), Rome, Italy. IEEE: pp. 1-6; ISBN 978-1-6654-2995-5
2021 XXXIVth General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS), Rome, Italy. IEEE: pp. 1-5; ISBN 978-1-6654-2995-5