Cici Paramida, Wahyu Fatahillah, Abdul Halim. The Effect of Using the Hello English Application on Tenth-Grade Students’ Speaking Ability. Spes [Internet]. 2025 Dec. 26 [cited 2026 Jun. 12];1(1):1-12. Available from: https://journal.stkip-us.ac.id/index.php/spes/article/view/17