LÊ THỊ THANH, H. INVESTIGATING SELF-DEFENSE SKILLS OF 5-6 YEAR-OLD CHILDREN AT KINDERGARTEN IN THE NORTHERN MOUNTAINOUS REGIONS. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY, [S. l.], v. 8, n. 1, 2023. DOI: 10.51453/2354-1431/2022/718. Disponível em: https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/718. Acesso em: 3 may. 2024.