Sapitri TS, Anggara F, Handayani A, Aqilah N, Nurpadillah T, Zamara A, et al. Student Error Analysis of Grade X Students Based on Newman’s Stages in Solving Linear Programming Problems in the Context of Tempe Production. Journal.Math.Education [Internet]. 2026 Aug. 31 [cited 2026 Sept. 4];11(2):150-63. Available from: http://jurnal.unimor.ac.id/index.php/JIPM/article/view/11191