权威例句
Extinction of NGC 7027Spectropolarimetry and the nature of NGC 1068SWS spectroscopy of the starburst galaxy NGC 3256.The Stellar Content of Giant H II Regions in NGC 7714The Central Stars of the Planetary Nebulae NGC 7027 and NGC 6543VizieR Online Data Catalog: NGC 6530 multiwavelength photometry (van den Ancker+ 1997)The 6.0 and 6.8 Mu m absorption features in the spectrum of NGC 7538 IRS9Stellar Content of the Galactic Starburst Template NGC 3603 from Adaptive Optics ObservationsThe subluminous, spectroscopically peculiar type IA supernova 1991bg in the elliptical galaxy NGC 4374Rotational properties of 21 SC galaxies with a large range of luminosities and radii, from NGC 4605 /R = 4kpc/ to UGC 2885 /R = 122 ...