@article{oai:nagoya.repo.nii.ac.jp:00019999,
 journal = {Proceedings of the Research Institute of Atmospherics, Nagoya University},
 month = {Mar},
 pages = {79--83},
 title = {Section .1 Propagation of atmospherics and ELF radio noise},
 volume = {15},
 year = {1968}
}