| 000 | 00777nab a22002297 4500 | ||
|---|---|---|---|
| 001 | H621 BRO | ||
| 003 | AR-sfUTN | ||
| 008 | 190909b xx |||p|r|||| 00| 0 spa d | ||
| 040 | _cAR-sfUTN | ||
| 080 | _aH621 BRO | ||
| 100 | _aHolstein, K. | ||
| 245 | _aRT 23: a communications system for a restricted number of channels | ||
| 336 |
_2rdacontent _atexto _btxt |
||
| 337 |
_2rdamedia _asin mediación _bn |
||
| 338 |
_2rdacarrier _avolumen _bnc |
||
| 650 | _aRT 23 TRANSCEIVER | ||
| 650 | _aCOMMUNICATIONS SYSTEM | ||
| 773 |
_tBrown Boveri Review _nS.T.:H621 BRO PP2746 _g(vol. 60, nro. 2-3, Feb-Mar. 1973), p. 65-72 |
||
| 942 | _cAN | ||