Fitri, Intan Andhika, et al. “Bibliometric Analysis: Research Trends in Project Based Learning Learning Models on Science Lesson Content (2003-2023)”. Jurnal Penelitian Pendidikan IPA, vol. 9, no. SpecialIssue, Dec. 2023, pp. 159-64, doi:10.29303/jppipa.v9iSpecialIssue.4083.