Siti Ismahani, Sofiyani Nasution, Rizky Ummi Thahira Nasution, Indah Permatasari Harahap, Gairah Riski Harahap. Contrastive and Error Analysis of Indonesian Learners’ Tense and Aspect Usage in English Writing . JUPENSI [Internet]. 2024 Dec. 31 [cited 2025 Dec. 8];4(3):47-58. Available from: https://journalshub.org/index.php/JUPENSI/article/view/6299