GEOMAGNETIC LINE SPECTRA - 2 TO 70 YEARS

[31] LANCZOS C, 1961, APPLIED ANALYSIS

[32] LEATON BR, 1967, ANNUAL VALUES GEOMAG

[33] PRECESSIONAL TORQUES AS CAUSE OF GEOMAGNETISM [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1963, 68 (10): : 2871 - &

[34] PENETRATION OF THE GEOMAGNETIC SECULAR FIELD THROUGH A MANTLE WITH VARIABLE CONDUCTIVITY [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1957, 62 (01): : 117 - 141

[35] Menzel D. H., 1949, OUR SUN

[36] ORLOV VP, 1971, SUMMARY ANNUAL MEAN

[37] INVERSE THEORY WITH GROSSLY INADEQUATE DATA [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1972, 29 (02): : 123 - +

[38] ESTIMATION OF SPECTRA BY MEANS OF NONLINEAR FUNCTIONS OF COVARIANCE MATRIX [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1972, 28 (05): : 511 - +

[39] PRICE AT, 1970, Q J ROY ASTRON SOC, V11, P23

[40] SHANNON CE, 1964, MATHEMATICAL THEORY

[31] LANCZOS C, 1961, APPLIED ANALYSIS

[32] LEATON BR, 1967, ANNUAL VALUES GEOMAG

[33] PRECESSIONAL TORQUES AS CAUSE OF GEOMAGNETISM [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1963, 68 (10): : 2871 - &

[34] PENETRATION OF THE GEOMAGNETIC SECULAR FIELD THROUGH A MANTLE WITH VARIABLE CONDUCTIVITY [J]. JOURNAL OF GEOPHYSICAL RESEARCH, 1957, 62 (01): : 117 - 141

[35] Menzel D. H., 1949, OUR SUN

[36] ORLOV VP, 1971, SUMMARY ANNUAL MEAN

[37] INVERSE THEORY WITH GROSSLY INADEQUATE DATA [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1972, 29 (02): : 123 - +

[38] ESTIMATION OF SPECTRA BY MEANS OF NONLINEAR FUNCTIONS OF COVARIANCE MATRIX [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1972, 28 (05): : 511 - +

[39] PRICE AT, 1970, Q J ROY ASTRON SOC, V11, P23

[40] SHANNON CE, 1964, MATHEMATICAL THEORY