Niluh Sulistyani, Cyrenia Novella Krisnamurti dan Agata Galuh Puspita Putri (2020) “The concept understanding of students in Mappi concerning fractional operation in the matriculation program 2018/2019”, Math Didactic: Jurnal Pendidikan Matematika, 6(1), hlm. 39-49. doi: 10.33654/math.v6i1.809.