00354nam a2200133Ia 4500008004100000020001500041041001200056082001100068100001700079245007200096260003600168300000800204650000800212221030s9999    xx            000 0 und d  a8121914590  aEnglish  a105.23  aS. K. Sarkar 0aOptical Fibres & Fibre Optic Communication Systemscby S. K. Sarkar  bS. Chand & Co.aNew Delhic2009  a440  aECE