Sugiyatmi, T. A., Ika Noviantari, Hendy Lesmana, & Tanti Tri Lestary. (2026). Challenges and Difficulties of First-Year Students: A Case Study at Borneo Tarakan University. Chalim Journal of Teaching and Learning, 6(1), 16–25. https://doi.org/10.31538/cjotl.v6i1.3126