“Pengaruh Pengunaan Model Problem Based Learning Terhadap Hasil Belajar Siswa Mata Pelajaran IPAS Di SDK Waipanda Kelas IV”. Indo-MathEdu Intellectuals Journal, vol. 6, no. 7, Nov. 2025, pp. 11274-9, https://doi.org/10.54373/imeij.v6i7.4570.