@article{oai:nagoya.repo.nii.ac.jp:00020257, author = {KAMADA, Tetsuo}, journal = {Proceedings of the Research Institute of Atmospherics, Nagoya University}, month = {Mar}, pages = {85--87}, title = {ACTIVITY REPORT : Section 1. Propagation of Atmospherics and VLF, ELF Radio Noise}, volume = {30}, year = {1983} }