Nguyen, Thang. “The Co Vang Revolt in Giap Tuat Year (1874) in Ha Tinh Province”. VNUHCM Journal of Social Sciences and Humanities 1, no. X3 (December 31, 2017): 5-15. Accessed March 29, 2024. http://stdjssh.scienceandtechnology.com.vn/index.php/stdjssh/article/view/446.