Ratu Sarah Fauziah Iskandar, Aji Raditya, and Trisna Roy Pradipta. 2021. “ANALYSIS OF MATHEMATICS PROBLEMS IN THE 2013 CURRICULUM AND CAMBRIDGE CURRICULUM MATHEMATICS TEXTBOOKS”. Kalamatika: Jurnal Pendidikan Matematika 6 (1), 99-110. https://doi.org/10.22236/KALAMATIKA.vol6no1.2021pp99-110.