000 00442nam a2200181Ia 4500
005 20230803103926.0
008 180712s9999 xx 000 0 und d
020 _a333488628
041 _aEN
082 _a621.3815324
_bWAT
_223
100 _aWaters, Allan
245 _aActive filter design
_c/Allan Waters
260 _aHoundmills
_bMacmillan Education
_c1991
300 _axii, 161 p.
509 _aNS
650 _aFilters
942 _cR
999 _c1954
_d1954