Electronically controllable biquads using single CDBA. - Sükrü Eser Oner; Muhammet Köksal; Mehmet Sagbas (ISCAS, 2006)

A new second-order multi-mode multi-funtion filter using a single CDBA. - Muhammet Köksal; Sükrü Eser Oner; Mehmet Sagbas (ECCTD, 2009)