Zulfan, A. et al. 2026. INVESTIGATION OF SPEECH ACTS IN ADVERTISING ON TIKTOK AND ITS INFLUENCE ON CONSUMER BEHAVIOR: A PRAGMATIC STUDY. Deiksis: Jurnal Pendidikan Bahasa dan Sastra Indonesia. 13, 1 (Jan. 2026), 69–84. DOI:https://doi.org/10.33603/dj.v13i1.11245.