00334nam a2200133Ia 4500008004100000041000800041082001600049100001400065245004900079260001600128300002600144365001600170700001400186230718s9999    xx            000 0 und d  aeng  a621.36bCHE  aChen C.L.  aElements Of Optoelectronics And Fiber Optics  c1996bIrwin  a595dRef 503 E (9917)  cRs.b941.70  aChen C.L.