TY - JOUR AU - Rashtian, Mohammad AU - Hashemipour, O. AU - Navi, K. TI - Design of a Low-Pass Switched Capacitor Fourth Order Chebyshev Filter Using an Improved Auto Zero Integrator JO - Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran VL - 5 IS - 3 SP - 178 EP - 182 PY - 2007 DO - ER -