Johnson, Michael Ray, An empirical model of ground based magnetometer data for the study of electric currents in the ionosphere over the Polar region., 2001

Johnson, Michael Ray, An empirical model of ground based magnetometer data for the study of electric currents in the ionosphere over the Polar region., 2001, - 06 SOARS 6 Box 2 Folder 55, Box: 2, Folder: 55. Significant Opportunities in Atmospheric Research and Science (SOARS) Records, - 06-SOARS. National Center for Atmospheric Research (NCAR) Archives. https://aspace.archives.ucar.edu/repositories/2/archival_objects/11275 Accessed December 27, 2025.