@article{oai:jaxa.repo.nii.ac.jp:00025552, author = {渡辺, 伸 and 秋山, 正幸 and 上田, 佳宏 and 太田, 耕司 and Mushotzky, Richard and 高橋, 忠幸 and 山田, 亨 and Watanabe, Shin and Akiyama, Masayuki and Ueda, Yoshihiro and Ohta, Kouji and Mushotzky, Richard and Takahashi, Tadayuki and Yamada, Toru}, issue = {5}, journal = {PASJ: Publications of the Astronomical Society of Japan}, month = {Oct}, note = {Accepted: 2002-08-12, 資料番号: SA1002254000}, pages = {683--694}, title = {Chandra Observations and Optical Identification of Hard X-ray Sources Discovered with ASCA}, volume = {54}, year = {2002} }