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American Astronomical Society, 2006
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American Astronomical Society, 2006
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American Astronomical Society, 2008
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American Astronomical Society, 2007
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S. Karger AG, 2019
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American Astronomical Society, 2012
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Public Library of Science (PLoS), 2010
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Elsevier BV, 2007
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JSTOR, 1977
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The American Journal of Nursing Company, 1977
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Bielefeld: transcript, [2018]