Tran, Thi Ngoc Anh, et al. “Factors Influencing Problem-Solving Competence in STEM Education: Gender-Based Insights from High School Students in Quang Tri Province”. Dong Thap University Journal of Science, vol. 14, no. 3, Apr. 2025, pp. 82-92, doi:10.52714/dthu.14.3.2025.1512.