Space Pole Publications Server 1 records found  Search took 0.01 seconds. 

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Science Article (Ref.) 
A Revised Collection of Sunspot Group Numbers / Vaquero, J. M. ; Svalgaard, L. ; Carrasco, V. M. S. ; Clette, F. ; et al
published in Solar Physics, 291 issue 9-10, pp. 3061-3074 (2016) 10.1007/s11207-016-0982-2 [SCART-2017-0006]

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