@article{oai:jaxa.repo.nii.ac.jp:00024512, author = {鶴田, 浩一郎 and 早川, 基 and 中村, 正人 and Tsuruda, Koichiro and Hayakawa, Hajime and Nakamura, Masato}, issue = {1}, journal = {Advances in Space Research}, month = {}, note = {資料番号: SA1001209000}, pages = {165--174}, title = {Ion beams as diagnostic tools-DC electric field measurement in the ionosphere}, volume = {8}, year = {1988} }