Nguyen, T. Q., and P. Sukavatee. “Enhancing Productive Vocabulary Knowledge of Form-Meaning and Collocation of Secondary School Students Through Vocabulary Instruction Using Captioned Audiovisual Materials”. An Online Journal of Education, vol. 17, no. 2, July 2022, p. OJED1702003 (17 pages), https://so01.tci-thaijo.org/index.php/OJED/article/view/258032.