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Post-AGB stars as extragalactic candles
Published online by Cambridge University Press: 25 May 2016
Extract
The extragalactic distance scale depends heavily on one primary distance indicator: Cepheid variables. Given the conflict between stellar ages and the age of the Universe implied by H0, it is worth checking the zero point with as many independent methods as possible.
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- VIII. Planetary Nebulae in Extragalactic Systems
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- Copyright © Kluwer 1997
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