Gokhale, M. H; Javaraiah, J; Kutty, K. N; Varghese, B. A
(Springer Netherlands, 1992-03)
The spherical-harmonic-Fourier (SHF) analysis of the sun's magnetic field inferred from the Greenwich sunspot data is refined and extended to include the full length (1874-1976) of the data on the magnetic tape provided ...