7Sobral S T,Azzam G,Sobral S C,et al.Ground potentials and currents in substations fed exclusively by power cables-an example:Leblon substation[C].Transmission and Distribution Conference and Exposition.Latin America:IEEE/PES,San Paulo,Brazil,2004:91-95.
8Anders G J,Brakelmann H.Improvement in rating calculations by consideration of dependence of losses on temperature[J].IEEE Trans on Power Deliverry,2004,19(3):919-925.