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The Legacy of J.C. Kapteyn [E-Book] : Studies on Kapteyn and the Development of Modern Astronomy /
Other Personal Name(s): “...Kruit, P. C. Van Der...”

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Stellar Populations [E-Book] : Proceedings of the 164th Symposium of the International Astronomical Union, held in the Hague, The Netherlands, August 15–19, 1994 /
Other Personal Name(s): “...Kruit, P. C. van der...”

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