About MAKISHIMA K
About Univ. Tokyo, Tokyo
About FUJIMOTO R
About Inst. Space and Astronautical Science, Kanagawa
About ISHISAKI Y
About Univ. Tokyo, Tokyo
About KII T
About Inst. Space and Astronautical Science, Kanagawa
About LOEWENSTEIN M
About NASA/GSFC, MD, USA
About MUSHOTZKY R
About NASA/GSFC, MD, USA
About SERLEMITSOS P
About NASA/GSFC, MD, USA
About SONOBE T
About Inst. Space and Astronautical Science, Kanagawa
About YAQOOB T
About NASA/GSFC, MD, USA
About Publications of the Astronomical Society of Japan
About spiral galaxy
About active galactic nuclei
About Nebulae
About 渦巻銀河
About NGC4258
About 低輝度
About 活動銀河核
About 発見