https://www.unsw.edu.au/science/our-schools/maths/engage-with-us/seminars/2012/approximating-earths-magnetic-field-locally-supported-kernel-functions
Approximating the Earth's Magnetic Field with Locally Supported Kernel Functions | School of...
the earth s magnetic field
https://bibliotecapleyades.net/ciencia2/ciencia_magneticpoles_changes31.htm
Does an Anomaly in the Earth's Magnetic Field portend a Coming Pole Reversal?
the earth s magnetic field
https://www.wolfram.com/language/11/core-language/ranges-of-values-of-the-earths-magnetic-field.html.en?footer=lang
Ranges of Values of the Earth's Magnetic Field: New in Wolfram Language 11
the earth s magnetic field