Tohir, Mohammad, and Muhasshanah Muhasshanah. “MATHEMATICAL ISSUES IN TWO-DIMENSIONAL ARITHMETIC FOR ANALYZE STUDENTS’ METACOGNITION AND CREATIVE THINKING SKILLS”. Alifmatika: Jurnal Pendidikan Dan Pembelajaran Matematika, vol. 3, no. 2, Dec. 2021, pp. 170-83, doi:10.35316/alifmatika.2021.v3i2.170-183.