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- [3] A UNIFIED APPROACH TO THE REALIZATION OF CANONIC RC-ACTIVE, SINGLE AS WELL AS VARIABLE, FREQUENCY OSCILLATORS USING OPERATIONAL-AMPLIFIERS JOURNAL OF THE FRANKLIN INSTITUTE-ENGINEERING AND APPLIED MATHEMATICS, 1984, 317 (06): : 413 - 439
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- [6] FILTERS WITH TRANSIMPEDANCE OPERATIONAL-AMPLIFIERS IZVESTIYA VYSSHIKH UCHEBNYKH ZAVEDENII RADIOELEKTRONIKA, 1995, 38 (5-6): : 66 - 70
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- [9] ANALYSIS AND SYNTHESIS OF RC-ACTIVE FILTERS WITH NON-IDEAL AMPLIFIERS NACHRICHTENTECHNISCHE ZEITSCHRIFT, 1972, 25 (06): : 281 - &