Huynh Trong Duong, Pham Nguyen Hong Ngu, and Bui Xuan Dieu, “RESEARCH TRENDS IN THE USE OF DIGITAL TOOLS IN SCHOOL MATHEMATICS EDUCATION: A SYSTEMATIC REVIEW OF SCOPUS-INDEXED STUDIES (2012-2025)”, HNUE JoES, vol. 71, no. 6, pp. 64–74, Oct. 2026, doi: 10.18173/2354-1075.2026-%x.