000 00394nam a2200157Ia 4500
008 150723s9999 xx 000 0 und d
020 _a3212
082 _a 621.3815324 CHE-P
100 _a Chen, Wai-Ckai
245 _a Passive and active filters: Theory and implimentation
260 _b John Wiley & Sons, Ltd.,
260 _c2003
300 _a504
650 _a Filters
942 _cBK
999 _c2984
_d2984