00321nam a2200121Ia 4500008004100000041001200041082001600053100001900069245005700088260003700145300001000182650000700192221030s9999    xx            000 0 und d  aEnglish  a105.23bCha  aA. Chakrabarti 0aIntroduction to Network Filters & Transmisison Lines  bDhanpat Rai PubaNew Delhic1997  a12.21  aEE