BUNGSU, O. P.; DAUD, A.; MASYHUR, M. An Analysis on Students’ Grammatical Errors in Writing Degrees of Comparison. Indonesian Journal of Economics, Social, and Humanities, [S. l.], v. 3, n. 1, p. 55–63, 2021. DOI: 10.31258/ijesh.3.1.55-63. Disponível em: https://ijesh.unri.ac.id/index.php/ijesh/article/view/45. Acesso em: 23 sep. 2026.