@article{oai:jaxa.repo.nii.ac.jp:00025573, author = {Siebert, J. and 松岡, 勝 and Brinkmann, W. and Cappi, M. and 三原, 建弘 and 高橋, 忠幸 and Siebert, J. and Matsuoka, M. and Brinkmann, W. and Cappi, M. and Mihara, T. and Takahashi, Tadayuki}, issue = {1}, journal = {Astronomy & Astrophysics}, month = {Mar}, note = {Accepted: 1995-06-17, 資料番号: SA1002275000}, pages = {8--14}, title = {ASCA observations of high redshift quasars}, volume = {307}, year = {1996} }