[1]
Otu, R. and Budiningsih, C.A. 2023. The Effect of the Problem-Based Learning Model on Students Critical Thinking Skills and Self-Confidence. Jurnal Penelitian Pendidikan IPA. 9, 11 (Nov. 2023), 9829–9837. DOI:https://doi.org/10.29303/jppipa.v9i11.4435.