Farid Noor Romadlon, Slamet Setiawan, and Syafiul Anam. “Speaking E-Portfolios and Non-EFL Students’ Well-Being: Evidence from Indonesian Higher Education”. Journal of Learning for Development 12, no. 3 (November 18, 2025): 624–635. Accessed April 21, 2026. https://www.jl4d.org/index.php/ejl4d/article/view/1625.