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1
Published 1997
Springer Netherlands
Table of Contents: “... -- 24 Photographic astrometry -- 31 Time -- II Sun & Heliosphere -- 10 Solar activity -- 12 Solar...”
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2
Published 1996
Springer Netherlands
Table of Contents: “... RadialVelocities/Vitesses radiales -- 31 Time/L’Heure -- 36 Theory of Stellar Atmospheres/Théorie des Atmosphères...”
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3
Published 1998
Springer Netherlands
“... concerned the chemical composition of the Sun, the time variation of its infra-red spectrum, and its thermal...”