Pohan, Kania Rahma Danti, et al. “Developing a WebQuest-Assisted Problem-Based Learning Model to Enhance Learning Motivation and Outcomes: The Moderating Role of Self-Concept”. Journal of Social Work and Science Education, vol. 8, no. 1, July 2026, pp. 405-22, doi:10.52690/jswse.v8i1.1643.