Applying the Concepts of “Community” and “Social Interaction” from Vygotsky’s Sociocultural Theory of Cognitive Development in Math Teaching to Develop Learner’s Math Communication Competencies. JCEPP [Internet]. 2022 Nov. 24 [cited 2026 Apr. 3];6(3):209-15. Available from: https://ojs35.mpos.io.vn/index.php/journal/article/view/243