@article{oai:jaxa.repo.nii.ac.jp:00026653, author = {Watson, M. G. and Roberts, T. P. and 秋山, 正幸 and 上田, 佳宏 and Watson, M. G. and Roberts, T. P. and Akiyama, M. and Ueda, Yoshihiro}, issue = {3}, journal = {Astronomy & Astrophysics}, month = {Jul}, note = {Accepted: 2005-04-06, 資料番号: SA1003355000}, pages = {899--904}, title = {Discovery of multiple ultra-luminous X-ray sources in the galaxy KUG 0214-057}, volume = {437}, year = {2005} }