@misc{oai:jaxa.repo.nii.ac.jp:00031136, author = {吉田, 鉄生 and Yoshida, Tessei}, month = {Sep}, note = {資料番号: SA8000890000}, title = {A Statistical Study of Long-Term X-ray Variabilities of Ultraluminous X-ray Sources and Galactic Black Hole Binaries}, year = {2011} }