1.
Wardatul Uyun N, Padlurrahman P, Khairul Wazni M. The Effects of Problem-Based Learning on Fourth-Grade Students’ Critical Thinking and Speaking Skills in English Instruction. Interdisciplinary Journal of Education [Internet]. 2026 Mar. 29 [cited 2026 Apr. 18];4(1):38-49. Available from: https://skillerindonesia.id/index.php/ije/article/view/256