Chinese sunspot drawings and their digitization – (V) the phase relation between Hα flare index and sunspot activity
| Autor: | YANG-YANG LI, SHENG ZHENG, SHU-GUANG ZENG, TUAN-HUI ZHOU, GANG-HUA LIN |
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| Rok vydání: | 2022 |
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| Zdroj: | Journal of Astrophysics and Astronomy. 43 |
| ISSN: | 0973-7758 |
| DOI: | 10.1007/s12036-022-09831-w |
| Databáze: | OpenAIRE |
| Externí odkaz: |
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