@article{oai:nifs-repository.repo.nii.ac.jp:00006845, author = {Matsumoto, R. and Machida, M.}, journal = {Annual Report of National Institute for Fusion Science}, month = {2016-03-15}, title = {Time Variabilities of Black Hole Accretion Disks during State Transition}, volume = {Annual Report Apr.2007 - Mar.2008}, year = {} }