Uzo, Henry N., Helen U. Nonyelu, Joy N. Eneh, ThankGod I. Ozue, Edward C. Anoliefo, Vincent C. Chijindu, and Ogbonna U. Oparaku. “FIR Filter Design Using Raised Semi-Ellipse Window Function”. Indonesian Journal of Electrical Engineering and Informatics (IJEEI) 10, no. 3 (September 15, 2022): 592–603. Accessed October 29, 2026. https://section.iaesonline.com/index.php/IJEEI/article/view/3799.