-
[文献書誌] Nakano,M.: "X-ray Obsewations of Orion OBlb Association" IAU Symposium 188, The Hot Universe. 230-231 (1998)
-
[文献書誌] Nakajima,Y.: "Clustering of Pre-Main Sequence Stars in the Orion,Ophiuchus,Clamaelion,Vela,and Lupus Star Forming Region" Astrophys.J.497. 721-735 (1998)
-
[文献書誌] Ogura,K.: "Remnant Molecular Clouds in the Orion OBl Association" Pull.Astron.Society of Australia. 15. 91-98 (1998)
-
[文献書誌] Ogura,K.: "Carbon Monoxide Observations of the HH135/136 Complex" Astronomy and Astrophysics. 338. 576-580 (1998)
-
[文献書誌] Nakano,M.: "X-Ray Observations of the Orion OBlb Association" Pull.Astron.Society of Japan. 51. 1-12 (1999)