000 00348nam a2200157Ia 4500
008 230913s9999 xx 000 0 und d
082 _a511.3 ros
100 _aGower, John
245 0 _aOptical Communication Systems-Ii
250 _aII
260 _aNEW DELHI
260 _bPHI
260 _c2002
300 _a696
650 _aMathematics
999 _c132642
_d132642