TY - JOUR AU - Hill, David AU - Wait, J. C2 - IEEE Transactions on Geoscience and Remote Sensing DA - 1981-10-01 00:10:00 LA - en PB - IEEE Transactions on Geoscience and Remote Sensing PY - 1981 TI - HF Ground Wave Propagation over Mixed Land, Sea, and Sea-IcePaths ER -