The Spectrum of NGC 7027.
Authors:
- L. H. AllerLAL. H. Aller
- I. S. BowenIBI. S. Bowen
- O. C. WilsonOWO. C. Wilson
- 1 November 1963
- journal article
- Published by American Astronomical Society in The Astrophysical Journal
- Vol. 138, 1013