[1]
Sari, E.M. and Putri, R.I.I. 2020. Development of Sharing Task and Jumping Task in Direct Proportion using Lesson Study and PBL. International Journal on Emerging Mathematics Education. 3, 2 (Apr. 2020), 177–190. DOI:https://doi.org/10.12928/ijeme.v3i2.13865.