000 00338nam a22001577a 4500
020 _a0071164685
082 _a621.382
_bKEI
100 _aKeiser, Gerd
245 _aOptical fiber communication
250 _aed.3
260 _bMcgraw hill
_c1983
300 _a602p.
650 _aoptical fibers
650 _aphotodetectors
942 _cBK
999 _c245728
_d245728