000 00366nam a2200121Ia 4500
001 120934
008 170722s9999 xx 000 0 und d
100 _aHuelsman, Lawrence P.
245 _aActive filters
_bLumped disturbed integrated digital and pasametric /
260 _c1970.
490 _aInteruniversity electronics series ed by Charles Susskind
942 _cGEN
999 _c80300
_d80300