Πόρος Ροή Δραστηριότητας Τύπος δραστηριότητας All activity types New Package Changed Package Deleted Package Follow Dataset New Resource View Changed Resource View Deleted Resource View admin created the Σύνολο Δεδομένων Photospheric high-frequency acoustic power excess in sunspot umbra: Signature of magneto-acoustic modes πριν από 2 μήνες