Adnyani, D. 2018. Pengaruh Model Pembelajaran Problem Solving Berbantuan Media Audio Visual terhadap Penguasaan Kompetensi Pengetahuan Matematika. International Journal of Elementary Education. 2, 2 (Jun. 2018), 94–100. DOI:https://doi.org/10.23887/ijee.v2i2.14410.