Arta, I.M., Japa, I.G.N. and Sudarma, I.K. 2020. Problem Based Learning Berbantuan Icebreaker Berpengaruh Terhadap Kemampuan Pemecahan Masalah Matematika. MIMBAR PGSD Undiksha. 8, 2 (Jul. 2020), 264–273. DOI:https://doi.org/10.23887/jjpgsd.v8i2.25435.