Utilizing Animated Video Duets to Enhance "Greeting" Instruction for 2nd-Grade Students in Da Lat. Int. J. Lang. Stud. [Internet]. 2024 Mar. 15 [cited 2026 Apr. 16];1(1):88-95. Available from: https://ijlangstudies.org/index.php/home/article/view/art009.v1.n1