SUDDEN COMMENCEMENTS IN GEOMAGNETIC FIELD VARIATIONS

[1] SUDDEN COMMENCEMENTS IN GEOMAGNETISM - THEIR DEPENDENCE ON LOCAL TIME AND GEOMAGNETIC LONGITUDE [J]. NATURE, 1950, 165 (4189) : 243 - 244

[2] Newton H.W., 1948, GEOJ, V5, P159, DOI [10.1111/j.1365-246X.1948.tb02933.x, DOI 10.1111/J.1365-246X.1948.TB02933.X]

[1] SUDDEN COMMENCEMENTS IN GEOMAGNETISM - THEIR DEPENDENCE ON LOCAL TIME AND GEOMAGNETIC LONGITUDE [J]. NATURE, 1950, 165 (4189) : 243 - 244

[2] Newton H.W., 1948, GEOJ, V5, P159, DOI [10.1111/j.1365-246X.1948.tb02933.x, DOI 10.1111/J.1365-246X.1948.TB02933.X]