Dewi, N. P. S., I. K. N. Wiyasa, and N. W. Suniasih. “Pembelajaran Melalui Model Problem Based Learning Berbantuan Media Kartu Gambar Meningkatkan Kompetensi Pengetahuan IPA Siswa”. Journal for Lesson and Learning Studies, vol. 3, no. 2, July 2020, pp. 246-54, doi:10.23887/jlls.v3i2.27276.