Kunkel, T., J. Untiedt, W. Baumjohann, and R.A. Greenwald. “Electric Fields and Currents at the Harang Discontinuity: A Case Study”. Journal of Geophysics 59, no. 1 (February 27, 1986): 73-86. Accessed October 12, 2025. https://journal.geophysicsjournal.com/JofG/article/view/219.