Putri, Reska Dina, Putri Yuanita, Kartini Kartini, dan Yenita Roza. 2022. “Analysis of Mathematical Critical Thinking Ability of Junior High School Students in Solving Circle Problem”. Math Didactic: Jurnal Pendidikan Matematika 8 (3), 296-308. https://doi.org/10.33654/math.v8i3.1944.