@article{weko_24597_1, author = "中村,正人 and 鶴田,浩一郎 and 早川,基", title = "The Electron Drift Instrument for Cluster", journal = "ESA Special Publication. The Cluster Mission Scientific and Technical Aspects of the Instruments", year = "1988", volume = "1103", number = "", pages = "55--64" }