GEOMAGNETIC VARIATIONS OBSERVED AT MADDALENA ISLAND SARDINIA

[1] Ashour A.A., 1965, GEOPHYS J INT, V10, P31, DOI DOI 10.1111/J.1365-246X.1965.TB03048.X

[2] BARBER NF, 1948, GEOPHYS SUPP MON NOT, V5, P258

[3] FONTAINE M, 1964, CR HEBD ACAD SCI, V258, P1586

[4] GIORGI M, 1960, SULLOSSERVATORIO MAG

[5] DIRECTIONS OF RAPID GEOMAGNETIC FLUCTUATIONS [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1959, 2 (01): : 1 - 14

[6] RIKITAKE T, 1955, B EARTHQ RES I TOKYO, V33, P297

[7] YOKOYAMA I, 1962, J FAC SCI HOKKAIDO U, V1, P393

[8] YOKOYAMA I, 1961, J FAC SCI HOKKAIDO U, V1, P331

[1] Ashour A.A., 1965, GEOPHYS J INT, V10, P31, DOI DOI 10.1111/J.1365-246X.1965.TB03048.X

[2] BARBER NF, 1948, GEOPHYS SUPP MON NOT, V5, P258

[3] FONTAINE M, 1964, CR HEBD ACAD SCI, V258, P1586

[4] GIORGI M, 1960, SULLOSSERVATORIO MAG

[5] DIRECTIONS OF RAPID GEOMAGNETIC FLUCTUATIONS [J]. GEOPHYSICAL JOURNAL OF THE ROYAL ASTRONOMICAL SOCIETY, 1959, 2 (01): : 1 - 14

[6] RIKITAKE T, 1955, B EARTHQ RES I TOKYO, V33, P297

[7] YOKOYAMA I, 1962, J FAC SCI HOKKAIDO U, V1, P393

[8] YOKOYAMA I, 1961, J FAC SCI HOKKAIDO U, V1, P331