@article{oai:nifs-repository.repo.nii.ac.jp:00001119, author = {"Yamazaki, K. and Sawafuji, T. and Taira, Y. and Arimoto, H. and Miyazawa, J."}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-11}, title = {Helical Magnetic Field Configuration Optimization}, volume = {Annual Report Apr.2007 - Mar.2008}, year = {} }