Thuy Dung N, Thi Thanh Hoi P, Lan Hung Son N. CONSTRUCTING A COMPETENCY FRAMEWORK FOR UNDERSTANDING THE LIVING WORLD IN TEACHING THE ECOLOGY AND ENVIRONMENT PART – GRADE 12 BIOLOGY LINKED TO NATURE RESERVES. HNUE Journal of Science: Educational Science [Internet]. 2025 Sep. 18 [cited 2025 Dec. 5];70(6):208-1. Available from: https://hnuejs.edu.vn/es/article/view/1158