“HIGHER ORDER MULTIFUNCTION FILTER USING CURRENT DIFFERENCING BUFFERED AMPLIFIER (CDBA)”. REVUE ROUMAINE DES SCIENCES TECHNIQUES — SÉRIE ÉLECTROTECHNIQUE ET ÉNERGÉTIQUE 67, no. 1 (March 12, 2022): 59–64. Accessed December 4, 2024. https://journal.iem.pub.ro/rrst-ee/article/view/154.