@article{weko_28323_1, author = "山内,茂雄 and 清水,美来 and 中島,真也 and 信川,正順 and 鶴,剛 and 小山,勝二", title = "X-ray Filament with a Strong 6.7-keV Line in the Galactic Center Region", journal = "PASJ: Publications of the Astronomical Society of Japan", year = "2014", volume = "66", number = "6", month = "dec" }