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| Paper: |
Exploiting Four Historical Ca II K Spectroheliogram Archives |
| Volume: |
504, Coimbra Solar Physics Meeting: Ground-based Solar Observations in the Space Instrumentation Era |
| Page: |
227 |
| Authors: |
Chatzistergos, T.; Ermolli, I.; Solanki, S. K.; Krivova, N. A. |
| Abstract: |
Here we briefly review the status of the project aimed to analyse the potential of historical Ca II K archives for studies of long-term (decades to a century) solar variability. |
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