@article{oai:nifs-repository.repo.nii.ac.jp:00003137, author = {"Sagara, A. and Goto, T. and FFHR, Design Task Group"}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-14}, title = {Conceptual Design Studies towards LHD-type Demo Reactors}, volume = {Annual Report Apr.2010 - Mar.2011}, year = {} }