Oktarisma, S. et al. 2023. Development of an Integrated Thematic Learning Module Based on Problem Based Learning to Improve Primary School Students’ Critical Thinking Abilities. Jurnal Penelitian Pendidikan IPA. 9, 12 (Dec. 2023), 11956–11967. DOI:https://doi.org/10.29303/jppipa.v9i12.5999.