TY - JOUR
A1 - Vaquero
T1 - Letter to the Editor
On the use of the sunspot number for the estimation of past solar and upper atmosphere conditions from historical and modern auroral observations
JO - Ann. Geophys.
J1 - ANGEO
VL - 23
IS - 5
SP - 1959
EP - 1961
Y1 - 2005/07/28
PB - Copernicus Publications
SN - 1432-0576
UR - https://angeo.copernicus.org/articles/23/1959/2005/
L1 - https://angeo.copernicus.org/articles/23/1959/2005/angeo-23-1959-2005.pdf
DO - 10.5194/angeo-23-1959-2005
ER -