1. EMP Task force Work Plan July 2019, "Overview of objectives and key deliverables," Accessed on: December 03, 2020. [Online]. Available: https://www.nerc.com/pa/Stand/EMPTaskForceDL/Workshop_Presentations_July_25_2019.pdf.
2. Hearing of the U.S. Senate Homeland Security and Governmental Affairs Committee February 2019, "Perspectives on protecting the electric grid from an electromagnetic pulse or geomagnetic disturbance," Accessed on: December 03, 2020. [Online]. Available: https://www.hsgac.senate.gov/imo/media/doc/Testimony-Horton-2019-02-27.pdf.
3. Mitigation of half-cycle saturation of adjacent transformers during HVDC monopolar operation—part i: mitigation principle and device design;Yang;IEEE Trans. Power Deliv.,2019
4. DC current injection into the network from PV inverters of <5 kW for low-voltage small grid-connected PV systems;Salas;Sol. Energy Mater. Sol. Cells,2007
5. Geomagnetic storms and their Impacts on the U.S. power grid;Kappenman,2010