Reexamining the Helium Abundance of I Zw 18
Author:
Publisher
American Astronomical Society
Subject
Space and Planetary Science,Astronomy and Astrophysics
Link
http://stacks.iop.org/0004-637X/497/i=1/a=227/pdf
Reference43 articles.
1. Aller, L. H. 1984, Physics of Thermal Gaseous Nebulae (Dordrecht: Reidel)
2. Characteristics of the blue stars in the dwarf galaxies I ZW 18 and II ZW 40
3. The Line Spectra of Helium in Gaseous Nebulae
4. The stellar populations and evolution of H II galaxies - I. High signal-to-noise optical spectroscopy
5. High-resolution spectroscopy and direct imaging of the dwarf galaxy I ZW 18
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