00325nam a2200121Ia 4500008004100000041001200041082001600053100001300069245006900082260003700151300000800188650000700196221030s9999    xx            000 0 und d  aEnglish  a105.23bBar  aA. Barua 0aComputers Aided Analysis Synthesis & Expertise of Active Filters  bDhanpat Rai PubaNew Delhic1995  a248  aEE