Nguyen, Minh. “The Causes of the French Army Defeat at Dien Bien Phu: The Perspective from the Artillery”. VNUHCM Journal of Social Sciences and Humanities 9, no. 4 (November 29, 2025): 3185-3194. Accessed December 5, 2025. http://stdjssh.scienceandtechnology.com.vn/index.php/stdjssh/article/view/1104.