TY - GEN AU - J Ralph Johler AU - Leslie A Berry C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1964-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.MONO.78 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1964 TI - A Complete mode sum for LF, VLF, ELF terrestrial radio wave fields: ER -