000 | 003480000a22001450004500 | ||
---|---|---|---|
001 | EST | ||
003 | 621.316 / R81 | ||
004 | M | ||
006 | m | ||
100 | _aRubin, Murry | ||
100 | _aHaller, C. E. | ||
245 | _aCommunication switching systems | ||
650 | _a<ENERGIA ELECTRICA><DISTRIBUCION DE LA ENERGIA><REDES DE DISTRIBUCION> | ||
999 |
_c14990 _d14990 |