Hong Ngu, Huynh, and La Cang. “FOUR-DIMENSIONAL VARIATIONAL DATA ASSIMILATION IN NUMERICAL WEATHER PREDICTION”. Science and Technology Development Journal 11, no. 12 (December 31, 2008): 98-103. Accessed December 22, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2720.