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Proceedings of the 14th General Assembly on Transactions of the International Astronomical Union
| Autores principales: | , |
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| Lenguaje: | eng |
| Publicado: |
Springer
1971
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| Materias: | |
| Acceso en línea: | https://dx.doi.org/10.1007/978-94-010-3105-9 http://cds.cern.ch/record/1631831 |