“The Implementation of Problem-Based Learning to Improve Seventh-Grade Students’ Descriptive Text Writing Skill” (2026) Jurnal Multidisiplin Ilmu Sosial, Sains, dan Teknologi, 2(1), pp. 34–37. Available at: https://orbisdoctrinae.org/orbis-doctrinae/article/view/9 (Accessed: 10 September 2026).