Huy, Nguyễn Văn, Lương Chi Mai, and Vũ Tất Thắng. “Applying Bottle Neck Feature for Vietnamese Speech Recognition”. <i>Journal of Computer Science and Cybernetics</i> 29, no. 4 (December 3, 2013): 379–388. Accessed January 12, 2026. https://jcc.vast.vn/jcc/article/view/4345.