Direct-form SC filters with low frequency response sensitivity to the transfer function coefficients. - Antonio Petraglia; Frederico C. Pontes; Fernando Antonio Pinto Barúqui (ISCAS, 2008)

Improving sensitivity of direct-form switched-capacitor filters by coinciding pole-zero pairs. - Frederico C. Pontes; Antonio Petraglia; Fernando Antonio Pinto Barúqui (IET Circuits Devices Syst., 2008)