Dao, Hong. “The Construction and Operation of the Southern Security Forces in the Period 1973-1975”. VNUHCM Journal of Social Sciences and Humanities 7, no. S1 (November 15, 2023): S150-S156. Accessed November 23, 2024. https://stdjssh.scienceandtechnology.com.vn/index.php/stdjssh/article/view/942.