000 00353nam a22000977a 4500
008 230512b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
245 _aJournal of the institution of telecommunication engineers
260 _aNew Delhi:
_bThe Institution of Telecommunication Engineers,
_c1961
942 _cCR
999 _c29537
_d29537