Saraswati, N. P. R. T. A. K. H., and N. K. H. Lastari. “The Effectiveness of AI-Based Applications in Improving EFL Learners’ Vocabulary and Grammar Mastery: A Literature Review”. Jurnal Penelitian Ilmu Pendidikan Indonesia, vol. 5, no. 1, Feb. 2026, pp. 649-53, doi:10.31004/jpion.v5i1.1047.