00529nam a2200169Ia 4500003000400000005001700004008004100021040002000062041000800082082001900090100003400109245008500143264006000228300001100288650003400299650002600333AIT20260513114539.0221231s9999    xx            000 0 und d  aATRIAbengcAIT  aeng  a621.38 SAR222  aSarma H., Padmanabha eAuthor 0aOptical Communication  (Short questions and Answers ) /cby Padmanabha Sarma H.34aNew Delhi :bVikas Publishing House Pvt. Ltd.,c©2000.  a113 p.  aElectronics and Communication  aOptical Communication