H. . Thi Khanh Ly, N. . Thi My Hanh, P. Thi Thuy Hang, and P. . Thi Quynh Trang, “TEACHING GRATITUDE TO 5-6-YEAR-OLD CHILDREN THROUGH LITERARY WORKS”, HNUE Journal of Science: Educational Science, vol. 70, no. 1, pp. 46–55, Jan. 2025, doi: 10.18173/2354-1075.2025-0005.