Britaňák, V. “A Unified Approach to FAST Computation of Discrete Sinusoidal Transforms II: DFT and DWT Transforms”. Computing and Informatics 18, no. 1 (March 5, 2012): 19–36. Accessed January 29, 2026. https://www.cai.sk/ojs/index.php/cai/article/view/610.