Cheerla, Vishnupriya, and Lavanya Nalluri. “Optimizing the Implementation of Radix-2 and Radix-4 Fast Fourier Transform Butterflies With Decimation in Time”. International Journal of Engineering Science and Generic Research 4, no. 4 (August 30, 2018). Accessed June 10, 2026. https://ijesar.in/index.php/ijesar/article/view/174.