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003 OSt
005 20220912150632.0
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024 _a35990
037 _cTextual
040 _aCSL
_beng
_cCSL
041 _aeng
082 _aD65,48, L9
100 _aHills M T
245 0 _aTelecommunication system design
260 _aLondon
_bGeorge Allen
_c1979
300 _axiii,327p.
_ccm.
942 _hD65,48, L9
_cTEXL
_2CC
999 _c51622
_d51622