Hidayat DN, Fitriyani N, Alek A, Septiawan Y, Eviyuliawati I. An Investigation into The Grammatical Errors of Students’ Writing. eduvelop [Internet]. 2020 Oct. 12 [cited 2026 Apr. 17];4(1):9-16. Available from: https://ojs.unsulbar.ac.id/index.php/eduvelop/article/view/806