Vebrian, R., & Putra, Y. (2020). [Retraction] ANALISIS KESALAHAN SISWA MENGERJAKAN SOAL MATEMATIKA MODEL PISA MENGGUNAKAN KONTEKS JUMLAH PENDUDUK. JOURNAL of MATHEMATICS SCIENCE and EDUCATION, 2(2), 105-111. https://doi.org/https://doi.org/10.31540/jmse.v2i2.508