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Browsing by Subject Umbra
Showing results 1 to 2 of 2
| Issue Date | Title | Author(s) |
|---|---|---|
| 2003 | The role of sunspot umbral rotation in triggering solar flares | Sundararaman, K; Ramesh, K. B; Selvendran, R |
| 1898-11 | Sun-spot radiation | Evershed, John |