Nguyen THA, Lê TP, Nguyen VH. CONTENT-BASED FRAMEWORK OF BEHAVIOURAL CULTURE EDUCATION FOR UPPER SECONDARY STUDENTS: INSIGHTS FROM INTERNATIONAL TRENDS AND IMPLICATIONS IN VIETNAMESE ALL-THROUGH SCHOOLS. TCKH ĐHSP TPHCM TPHCM [Internet]. 2026 Aug. 27 [cited 2026 Sep. 13];23(8). Available from: https://journal.hcmue.edu.vn/index.php/hcmuejos/article/view/5740