Article Title: Helium Ionization in the Diffuse Ionized Gas Surrounding UCH ii Regions
Journal Title: The Astrophysical Journal
Article Type: paper
Copyright Information: © 2017. The American Astronomical Society. All rights reserved.
Publication dates
Date Received: 2016-10-20
Date Accepted: 2017-03-09
Online publication date: 2017-04-04