Chi C, Yunus MM, Azman N. Learning Outcomes of Blended Learning in Business English Education: A Systematic Review of Major Categories, Assessment Approaches, and Supportive Factors (2020-2025). IJLTER [Internet]. 2026 Apr. 30 [cited 2026 Jun. 13];25(4):31-55. Available from: https://ijlter.myres.net/index.php/ijlter/article/view/2792