Alfred Harrison Joy (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Alfred Harrison Joy" in English language version.

refsWebsite

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1springerreference.com

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archive.org

Allan H. Keith, Historical Stories: About Greenville and Bond County, IL. Consulted on August 15, 2007.

doi.org

Joy, Alfred H. (1945). "T Tauri Variable Stars". The Astrophysical Journal. 102: 168–195. Bibcode:1945ApJ...102..168J. doi:10.1086/144749.

harvard.edu

articles.adsabs.harvard.edu

Joy, Alfred H. (1945). "T Tauri Variable Stars". The Astrophysical Journal. 102: 168–195. Bibcode:1945ApJ...102..168J. doi:10.1086/144749.

ui.adsabs.harvard.edu

Joy, Alfred H. (1945). "T Tauri Variable Stars". The Astrophysical Journal. 102: 168–195. Bibcode:1945ApJ...102..168J. doi:10.1086/144749.

springerreference.com

Hockey, Thomas (2009). The Biographical Encyclopedia of Astronomers. Springer Publishing. ISBN 978-0-387-31022-0. Retrieved August 22, 2012.