00357nam a2200145Ia 4500008004100000020001800041041000800059082002000067100001700087245003800104260002800142300000800170365001600178700001700194230718s9999    xx            000 0 und d  a9971-51-137-1  aeng  a621.382'75bAGR  aAgrawal G.P.  aFiber-Optic Communication Systems  c1992bJohn Wiley & Sons  a445  cRs.b554.75  aAgrawal G.P.