Nguyen N. The Vietnam sovereignty on Truong Sa (Spratly islands) and Hoang Sa ( Paracel islands) through analysis of related documents in English. Journal of Science and Technology Development [Internet]. 31Mar.2014 [cited 14Jun.2025];17(1):39-8. Available from: https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1246