Loan, Nguyen Thi Tuong, and Le Thi Nam Thuan. “INTELLECTUAL ABILITIES OF PRIMARY-SCHOOL PUPILS IN BINH DINH PROVINCE”. Hue University Journal of Science: Natural Science 126, no. 1A (August 22, 2017): 175-184. Accessed April 4, 2025. http://222.255.146.83/index.php/hujos-ns/article/view/4343.