00420nam a2200169Ia 4500008004100000020002200041082001500063100003000078245004600108245000600154250000900160260001400169260001300183260000900196300001100205650003400216230102s9999    xx            000 0 und d  a978-93-80501-37-6  a621.399RAM  aRamaswami, Rajiv AND etal 0aOptical Networks : A Pratical Perspective 0n0  a3 rd  aNew Delhi  bElsevier  c2014  a893 p.  aElectronics and Communication