000 00514nam a22001817a 4500
003 CEME
005 20210628210649.0
008 210211b xxu||||| |||| 00| 0 eng d
020 _a0-85296-761-6
040 _c.
082 _a621.38223 MAN
100 _aManterfield, Richard
_980410
245 _aTelecommunication signalling
260 _aENGLAND
_bIEE
_c1999
300 _a447P
650 _aSIGNALLING SYSTEMS ARCHITECTURE OF CCS SYSTEMS MOBILE COMMUNICATIONS INTERNET PROTOCOLS
_980411
942 _cBK
_2ddc
999 _c585352
_d585352