000			00381nam a2200181Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
082			_a621381
100			_aAntoniou Andreas.
245		0	_aDigital filters.
260			_aNULL
260			_b"Mcgraw Hill , Inc."
260			_c1993
300			_a689p.
365			_b442.5
650			_aETC
942			_cDBK
999			_c24504 _d24504