“Meningkatkan Hasil Belajar Ilmu Pengetahuan Sosial Melalui Penerapan Model Problem Based Learning (PBL) Berbasis Zoom Meeting Di Kelas VIIIA SMP Negeri 2 Bangsalsari Jember”. Jurnal Simki Economic, vol. 4, no. 1, Nov. 2021, pp. 99-111, https://doi.org/10.29407/jse.v4i1.110.