Blessed Olalekan, Oyebola, and Odueso Victor Toluwani. “Sallen-Key Topology, MFB and Butterworthy in Bandpass Design for Audio Circuit Design”. Asian Journal of Electrical Sciences 6, no. 1 (April 30, 2017): 23–28. Accessed November 22, 2024. https://ojs.trp.org.in/index.php/ajes/article/view/1992.