LUANGSOMBATH, S. The The Effectiveness of Video-Based Instruction in Enhancing English Language Competency: Evidence from Dondaeng Upper Secondary School, Laos. Souphanouvong University Journal Multidisciplinary Research and Development , [S. l.], v. 12, n. 01, p. 50–60, 2026. DOI: 10.69692/SUJMRD1250. Disponível em: http://www.su-journal.com/index.php/su/article/view/1283. Acesso em: 4 mar. 2026.