2026. The Effect Of Using Tiktok Application Into Students Speaking Mastery The Tenth Grade At SMK Gelora Jaya Nusantara. Jurnal Kajian Ilmu Pendidikan (JKIP). 7, 5 (Jul 2026), 3083–3093. DOI:https://doi.org/10.55583/jkip.v7i5.2645.