Abdul Samad, Salina, and Aini Hussain. “Using The Two-Dimensional Transmission Line Modelling Technique To Design Ladder Wave Digital Filters”. Malaysian Journal of Computer Science 12, no. 1 (June 1, 1999): 55–59. Accessed November 10, 2024. https://juku.um.edu.my/index.php/MJCS/article/view/5750.