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040 _aSOETBBS
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082 _a621.382
100 _aVISWANATHAN, T.
245 _aTELECOMMUNICATION SWITCHING SYSTEMS AND NETWORKS
260 _bPHI
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300 _a583
500 _aCR-1004
650 _aELECTRONICS COMMUNICATION ENGINEERING
650 _aTELECOMMUNICATION
942 _cBK
999 _c81712
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