Selviana H, Selviana H, Afrillia Anggreni, and Jamiluddin Jamiluddin. 2025. “Duolingo Application: Enriching Vocabulary Mastery Of EFL Students”. ELS Journal on Interdisciplinary Studies in Humanities 8 (3):864-69. https://doi.org/10.34050/els-jish.v8i3.45353.