Habibie, A., A. Helingo, T. Kaaba, and H. Ayuba. “Digital Portfolio-Based Assessment in EFL Contexts: A Systematic Literature Review”. Huele: Journal of Applied Linguistics, Literature and Culture, Vol. 6, no. 1, June 2026, pp. 25-35, doi:10.30598/huele.v6.i1.p25-35.