Kartianom, K. and 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), pp. 200–210. doi: 10.21831/jrpm.v4i2.16931.