@article{oai:nifs-repository.repo.nii.ac.jp:00009276,
 author = {Uda,  T. and Tanaka,  M.},
 journal = {Annual Report of National Institute for Fusion Science},
 month = {2016-03-14},
 title = {A Level Transition of Environmental Atmospheric Tritiated Gas Activities in 2004 ? 2009 at Toki Site},
 volume = {Annual Report Apr.2009 - Mar.2010},
 year = {}
}