Purwandari, Purwandari, et al. “Research Trends in Project-Based Learning in Elementary Schools (2001-2024): Bibliometric Analysis”. QALAMUNA: Jurnal Pendidikan, Sosial, Dan Agama, vol. 16, no. 2, Dec. 2024, pp. 1501-14, doi:10.37680/qalamuna.v16i2.6336.