| 000 | 004220000a22001450004500 | ||
|---|---|---|---|
| 001 | EST | ||
| 003 | 621.395.74 / H23 | ||
| 004 | M | ||
| 006 | m | ||
| 100 | _aHeine, Gunnar | ||
| 245 | _aGSM networks: protocols, terminology, and implementation | ||
| 047 | _a0-89006-471-7 | ||
| 650 | _a<GSM><REDES><INTERNET><PROTOCOLOS><GLOBAL SYSTEM FOR MOBILE COMMUNICATION><COMUNICACIONES MOVILES><OSI><INTERFACES> | ||
| 999 |
_c18732 _d18732 |
||