Observations, élementes et courbe de lumière de l'étoile variable VY Cygne (B. D. +39o, 4423) faites a l'Observatoire de Lyon
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| Format: | Book |
| Language: | Francés |
| Published: |
Paris :
Gauthier-Villars
[1907?]
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| Series: | Bulletin astronomique.
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| Subjects: | |
| See on Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991006831919706719 |
