Kartianom, K., & Ndayizeye, O. (2017). What "˜s wrong with the Asian and African Students’ mathematics learning achievement? The multilevel PISA 2015 data analysis for Indonesia, Japan, and Algeria. Jurnal Riset Pendidikan Matematika, 4(2), 200–210. https://doi.org/10.21831/jrpm.v4i2.16931