Changing Relationships Between Sunspot Number, Total Sunspot Area and F 10.7 $F_{10.7}$ in Cycles 23 and 24

The Revised Brussels–Locarno Sunspot Number (1981 – 2015)

(2016) Frédéric Clette et al.   SOLAR PHYSICS

The New Sunspot Number: Assembling All Corrections

(2016) Frédéric Clette et al.   SOLAR PHYSICS

The 10.7 cm solar radio flux (F10.7)

(2013) K. F. Tapping   SPACE WEATHER-THE INTERNATIONAL JOURNAL OF RESEARCH AND APPLICATIONS

A History of Solar Activity over Millennia

(2013) Ilya G. Usoskin   Living Reviews in Solar Physics

DECREASING SUNSPOT MAGNETIC FIELDS EXPLAIN UNIQUE 10.7 cm RADIO FLUX

(2012) W. Livingston et al.   Astrophysical Journal Letters

Did the Sun Change Its Behaviour During the Decline of Cycle 23 and Into Cycle 24?

(2011) K. F. Tapping et al.   SOLAR PHYSICS

Solar Polar Fields During Cycles 21 – 23: Correlation with Meridional Flows

(2010) P. Janardhan et al.   SOLAR PHYSICS