Himawan, Arifin Nur, and Dinar Purwati. “THE USE OF INFORMAL ASSESSMENT IN EVALUATING STUDENTS’ SPEAKING ABILITY: STUDENTS’ AND TEACHERS’ VOICES”. Research and Innovation in Language Learning 3, no. 3 (October 31, 2020): 208–219. Accessed October 8, 2025. https://jurnal.ugj.ac.id/index.php/RILL/article/view/3986.