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| 008 | 251113s9999||||xx |||||||||||||| ||eng|| | ||
| 040 | _cnitttr | ||
| 041 | _aeng | ||
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_a621.317 _bW258P |
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| 100 | _aWarrington, A.R.Van C. | ||
| 245 | 0 |
_aProtective relays : _b their theory and practice. / _cWarrington, A.R.Van C. |
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| 942 | _cBK | ||
| 999 |
_c6562 _d6562 |
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