Senftleben, R. (2020). Earth's magnetic field over the last 1000 years.
Chicago Style (17th ed.) CitationSenftleben, Robin. Earth's Magnetic Field over the Last 1000 Years. 2020.
MLA (8th ed.) CitationSenftleben, Robin. Earth's Magnetic Field over the Last 1000 Years. 2020.
Warning: These citations may not always be 100% accurate.