Ahmad, N. Q. ., Noviani, J. ., & Sari, A. P. . (2023). Analysis of high school students’ difficulties in solving hots problems using the two-tier test method. Jurnal Math Educator Nusantara: Wahana Publikasi Karya Tulis Ilmiah Di Bidang Pendidikan Matematika, 9(2), 95–110. https://doi.org/10.29407/jmen.v9i2.20822