Le Thi Thu Hien, Nguyen Truong Thi, Nguyen Thi Phuong Hong, Pham Hoang Lan Chi. NEGATIVES AND ANTI-NEGATIVES IN NGUYEN DYNASTIES’ EXAMINATIONS . jshe [Internet]. 2019Mar.27 [cited 2024Nov.23];9(1):45-3. Available from: https://jshe.vn/index.php/jshe/article/view/156