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The diurnal variation of K indices of geomagnetic activity on disturbed days in 1949-1957
Nicholson, Seth B., Wulf, Oliver R.Volume:
67
Language:
english
Journal:
Journal of Geophysical Research
DOI:
10.1029/jz067i012p04593
Date:
November, 1962
File:
PDF, 398 KB
english, 1962