Year	1991
Authors	Chang, Wen-Thong
Paper Title	Wen-Thong Chang, Ming-Shing Lin, "Half-Band Filter Design with Old-Polynomial Chebychev Approximation", IEE. Proceedings Part G: Circuit, Devices and System. Vol.138 No.4 pp.492-50, 1991年12月
Date of Publication	1970-01-01