ZUR DEUTUNG DER SONNENFLECKENPERIODE

[11] THIESSEN G, 1949, Z ASTROPHYS, V26, P16

[12] WALEN C, 1944, ARK MAT ASTR FYS A, V30

[13] An experiment on the origin of the earth's magnetic field. [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1923, 104 (727) : 451 - 455

[11] THIESSEN G, 1949, Z ASTROPHYS, V26, P16

[12] WALEN C, 1944, ARK MAT ASTR FYS A, V30

[13] An experiment on the origin of the earth's magnetic field. [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1923, 104 (727) : 451 - 455