Persistent solar rotation‐period of 26 7/8 days and solar‐diurnal variation in terrestrial magnetism
- 1 June 1948
- journal article
- Published by American Geophysical Union (AGU) in Terrestrial Magnetism and Atmospheric Electricity
- Vol. 53 (2), 123-134
- https://doi.org/10.1029/te053i002p00123