P. Nguyen Tien, L. Dang Nhut, and N. Nguyen Thi Tuyet, “English-Majors’ Self-Study Practices in Reading Skills at Quy Nhon University”, J. Knowl. Learn. Sci. Technol., vol. 4, no. 4, pp. 48–61, Dec. 2025, doi: 10.60087/jklst.vol4.n4.006.