ABBASI MOJDEHI, Hamed; ALI ZAREI, Abbas. Vertical Grammatical Variability in Writing: Does Scaffolding Make a Difference?. BELT - Brazilian English Language Teaching Journal, [S. l.], v. 14, n. 1, p. e44578, 2023. DOI: 10.15448/2178-3640.2023.1.44578. Disponível em: https://pucrs.emnuvens.com.br/belt/article/view/44578. Acesso em: 26 sep. 2025.