Tran, D. 2026. Extracurricular Activities in English Language Teaching as a Pathway to Sustainable Development Goal 4 in Higher Education. 知识学习与科学技术期刊 ISSN：2959-6386（在线）. 5, 1 (3月 2026), 32–45. DOI:https://doi.org/10.60087/jklst.vol5.n1.004.