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المصدر: Astronomy & Astrophysics
URL الوصول: https://explore.openaire.eu/search/publication?articleId=r3c4b2081b22::f26200b1b5f4113da2673356c54097cb
المصدر: Astronomy & Astrophysics
URL الوصول: https://explore.openaire.eu/search/publication?articleId=r3c4b2081b22::f26200b1b5f4113da2673356c54097cb