@article{oai:nifs-repository.repo.nii.ac.jp:00009229,
 author = {Tsumori,  K. and Osakabe,  M. and Oka,  Y. and Takeiri,  Y. and Kaneko,  O. and Asano,  E. and Kawamoto,  T. and Akiyama,  R. and Asano,  S. and Okuyama,  T. and Suzuki,  Y.},
 journal = {Annual Report of National Institute for Fusion Science},
 month = {2016-03-14},
 title = {Primary Electron Orbits Calculation Code for Designing lon Sources for NBI},
 volume = {Annual Report Apr.1997 - Mar.1998},
 year = {}
}