Dang QB, Pham MG, Tang TTNT. Insights of the concept “competence” and its application to Vietnam’ school teaching staffs and principals. Dong Thap University Journal of Science [Internet]. 2019 Dec. 25 [cited 2024 Sep. 8];(41):3-10. Available from: https://dthujs.vn/index.php/dthujs/article/view/279