Number | Date | Country | Kind |
---|---|---|---|
54/67184 | May 1979 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3984737 | Okamura et al. | Oct 1976 |
Entry |
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"Protective Relaying for Systems Bearing Zero-Phase-Sequence Circulating Current" Suzuki et al. 1972. |
"Digital Processors for Substation Switching and Control"-Horne et al., 1975 Conference Developments in Power System Protection 11-13 Mar. 1975 London England pp. 237-243. |