1.
Helaluddin H, Mannahali M, Purwati D, Alamsyah A, Wijaya H. An Investigation into the Effect of Problem-based Learning on Learners’ Writing Performance, Critical and Creative Thinking Skills. JLE [Internet]. 2023Jun.30 [cited 2024May19];9(2):101-17. Available from: https://jle.hse.ru/article/view/14704