@article{oai:jaxa.repo.nii.ac.jp:00025222, author = {堂谷, 忠靖 and Gotthelf, E. V. and Vasisht, G. and Dotani, Tadayasu}, issue = {1}, journal = {The Astrophysical Journal Letters}, month = {Sep}, note = {Accepted: 1999-07-01, 資料番号: SA1001924000}, pages = {L49--L52}, title = {On the Spin History of the X-Ray Pulsar in Kes 73: Further Evidence for an Ultramagnetized Neutron Star}, volume = {522}, year = {1999} }