000			00515nam a2200205Ia 4500
005			20250220125358.0
008			250220s9999||||xx |||||||||||||| ||und||
020			_a047191410X _c _28.95
040			_aMAIN
041			_aEnglish
082			_a621.382 _bHAL
100			_aHalley, Pierre
245			_aFibre optic systems
260			_aSingapore _bJohn Wiley & Sons _c1987
300			_axi,189p.
650			_aCommunication engineering
650			_aEngineering
650			_aOptical transmission
942			_cBK
999			_c29226 _d29226