KHAIRUNNISAH, Khairunnisah. Improving Students’ Tenses Mastery through Tenses Symbol Technique (TST) in Class X4 at SMA Negeri 1 Pekanbaru. J-SHMIC : Journal of English for Academic, [S. l.], v. 5, n. 1, p. 38–48, 2018. DOI: 10.25299/jshmic.2018.vol5(1).1108. Disponível em: https://journal.uir.ac.id/index.php/jshmic/article/view/1108. Acesso em: 28 mar. 2024.