Abdul Hakim Yassi, - and Waode Hanafiah, - and Harlinah Sahib, - and Muhammad Aswad, - and Nur Fadillah Nurchalis, - and Zeinab Azizi, - Exploring the Effects of Pair-Interaction Model on Improving Indonesian Adult Learners’ English Proficiency. Studies in English Language and Education, 10(1), 117-136, 2023.