@article{oai:nifs-repository.repo.nii.ac.jp:00006248, author = {Kodaira, J. and Miyake, H. and Obayashi, H. and Sakuma, Y. and Yamanishi, H.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-15}, title = {Background Radiation Levels Observed with RMSAFE}, volume = {Annual Report Apr.1993 - Mar.1994}, year = {} }