Hà, Lê Thanh Thu, and Nguyễn Thị Lan Hương. “An Algorithm Using for the Echo Canceller”. Journal of Computer Science and Cybernetics 17, no. 3 (August 1, 2012): 70–76. Accessed May 5, 2024. https://vjs.ac.vn/index.php/jcc/article/view/2629.