@article{oai:nifs-repository.repo.nii.ac.jp:00004544,
 author = {Hino,  T. and Yanagihara,  H. and Hirohata,  Y. and Yamashina,  T. and Motojima,  O.},
 journal = {Annual Report of National Institute for Fusion Science},
 month = {2016-03-14},
 title = {Reduction of Helium Ash by Selective Helium Pumping},
 volume = {Annual Report Apr.1993 - Mar.1994},
 year = {}
}