@article{oai:nifs-repository.repo.nii.ac.jp:00009432, author = {Wang, S. and Sanuki, H. and Sugama, H.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-14}, title = {Three-Dimensional Reduced Drift Kinetic Equation for Neoclassical Transport of Helical Plasmas in the Ultralow Collisionality Regime}, volume = {Annual Report Apr.1999 - Mar.2000}, year = {} }