000 00335nam a2200133Ia 4500
008 241227s9999 xx 000 0 und d
020 _a9780070648104
082 _a621.38275
_bKEI
100 _aKeiser, Gred.
245 0 _aOptical fiber communications
260 _aDelhi :
_bTmh,
_c2014
300 _a578.
650 _aApplied physics
999 _c154860
_d154860