Não informado. (2004). Publications of the National Astronomical Observatory of Japan. National Astronomical Observatory of Japan.
Chicago-referens (17:e uppl.)Não informado. Publications of the National Astronomical Observatory of Japan. Mitaka, Japão: National Astronomical Observatory of Japan, 2004.
MLA-referens (8:e uppl.)Não informado. Publications of the National Astronomical Observatory of Japan. National Astronomical Observatory of Japan, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.