Hung, Mac Duy, and Nghiem Trung Dung. “APPLICATION OF ECHO STATE NETWORK FOR THE FORECAST OF AIR QUALITY”. <i>Vietnam Journal of Science and Technology</i> 54, no. 1 (February 20, 2016): 54–63. Accessed January 9, 2026. https://vjs.ac.vn/jst/article/view/5989.