Louis Couffignal
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What links here
Ernest Esclangon
Quasiperiodic motion
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List of craters on the Moon: C–F
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Esclangon (crater)
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University of Strasbourg
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1509 Esclangona
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Paris Observatory
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Observatory of Strasbourg
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List of astronomers
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André-Louis Danjon
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List of physicists
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International Astronomical Union
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