000			00359nam a2200169Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
082			_a621.381
100			_aChen C. T.
245		0	_aSignals and systems
260			_bOxford University Press
260			_c2004
300			_a424p.
365			_b245
650			_aETC
942			_cTEQUIP
999			_c1755 _d1755