00481nam a2200157Ia 4500008004100000020001800041041000800059082001800067100002100085245004700106250001000153260001900163300001500182952010900197999001700306211209s2017    xx            000 0 und d  a9789380501376  aeng  a621.38275 RAM  aRAMASWANI, RAJIV  aOPTICAL NETWORKS: A PRACTICAL PERSPECTIVE   a3 ed.  bELSEVIERc2017  aXXXIV, 893  00104070aRITbRITcEC-PG-U2d2022-01-01l0o621.38275 RAMp91603r2022-01-01 00:00:00w2022-01-01yBK  c91603d91603