Fahrilianti IW, Wahyuni E, Rozak A. ANALISIS HAMBATAN BELAJAR (LEARNING OBSTACLE) SISWA SMP PADA MATERI SISTEM PERSAMAAN LINEAR DUA VARIABEL. arsip [Internet]. 2019Nov.19 [cited 2025Apr.11];:34-9. Available from: https://prosiding.biounwir.ac.id/article/view/6