Wikriyah, Wikriyah. 2021. “Peningkatan Hasil Belajar Tematik Muatan IPA Melalui Model Problem Based Learning Kelas 5 SDN Pajomblangan, Kedungwuni”. Action Research Journal 1 (1):88-93. https://doi.org/10.51651/arj.v1i1.113.