N. Trung Kien, “The ‘sacred face’: What directs Vietnamese people in interacting with others in everyday life”, TCKHXHNV, vol. 1, no. 3, pp. 246–259, Oct. 2025, Accessed: Feb. 15, 2026. [Online]. Available: https://jossh.ussh.edu.vn/index.php/JOSSH-VN/article/view/149