Hamdaouy, Ridouane, Boussetta Mostapha, and Khadija Slaoui. “A Widely Tunable Bandpass CMOS Filter Based on a Low-Voltage Using Operational Transconductance Amplifier Based Active Inductor”. International Journal of Engineering and Technology 7, no. 3.19 (September 7, 2018): 169–172. Accessed April 18, 2025. https://sciencepubco.com/index.php/IJET/article/view/17015.