Thuy Dung, N. et al. 2025. CONSTRUCTING A COMPETENCY FRAMEWORK FOR UNDERSTANDING THE LIVING WORLD IN TEACHING THE ECOLOGY AND ENVIRONMENT PART – GRADE 12 BIOLOGY LINKED TO NATURE RESERVES. Journal of Science Educational Science. 70, 6 (Sep. 2025), 208–218. DOI:https://doi.org/10.18173/2354-1075.2025-0123.