Fitri, I.A. et al. 2023. Bibliometric Analysis: Research Trends in Project Based Learning Learning Models on Science Lesson Content (2003-2023). Jurnal Penelitian Pendidikan IPA. 9, SpecialIssue (Dec. 2023), 159–164. DOI:https://doi.org/10.29303/jppipa.v9iSpecialIssue.4083.