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2. Lightning impulse response characteristic computation and anaylis of grounding grid;He Z.;High Volt. Eng.,2007
3. Parameter calculating of substation lightning impulse characteristic of grounding grid;Dong F.;Northest Electr. Power Technol.,2010
4. Simulation comparison on the impulse characteristic of ring and the square ground grid;Yang T.;Insulators Surge Arresters,2013