Kristiani, Yasinta Dian, Dadang Juandi, and Ratu Ilma Indra Putri. 2024. “Students’ Mathematical Communication Skills on Straight-Line Equation Using PMRI and Collaborative Learning”. Jurnal Pendidikan Matematika 18 (2):163-80. https://doi.org/10.22342/jpm.v18i2.pp163-180.