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pro vyhledávání: '"Oryal Barlas"'
Autor:
L. Altas, Oryal Barlas
Publikováno v:
Astrophysics and Space Science. 197:337-341
The mean durations of spotless Hα flares, SFs were calculated as a function of their importance. Totally 3569 SFs chosen from theQuarterly Bulletin (QB) andSolar Geophysical Data (SGD) were used in the present analysis for the period 1947–1990. Th