Ibrahim MA, Hidayat MC, Arifin S. The Relationship Between the Intensity of TikTok Usage and Students’ Politeness Behavior at SMA Muhammadiyah 3 Surabaya . EJ [Internet]. 2026 May 21 [cited 2026 Sep. 5];4(1):110-22. Available from: https://scieclouds.com/index.php/ej/article/view/1229