Đỗ, Tùng, and Hằng Lê. “TEACHING SPATIAL GEOMETRY IN GRADE 12 TOWARD STEM ORIENTED EDUCATION”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 9, no. 2 (June 2, 2023). Accessed November 22, 2024. https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/931.