1.
Sampini S, Mustaji M, Harwanto H. Problem based learning dan Problem solving Berpengaruh Terhadap Kemampuan Pemecahan Masalah Matematika. Mimb. Ilmu [Internet]. 2021 Feb. 15 [cited 2024 May 3];26(1):79-87. Available from: https://ejournal.undiksha.ac.id/index.php/MI/article/view/31501