creator	Takahashi, Isao; Fukazawa, Yasushi; Kodaira, Keiichi; Makishima, Kazuo; Nakazawa, Kazuhiro; Xu, Haiguang;
journal title	Publications of the Astronomical Society of Japan
date of issued	2005

creator	Liu, Guo-Chin; Yamamoto, Kazuhiro; Sugiyama, Naoshi; Nishioka, Hiroaki;
journal title	Astrophysical Journal
volume	Volume 547
date of issued	2001