SIREGAR, T. . PENGARUH MODEL PROBLEM BASED LEARNING BERBANTUAN LKPD DIGITAL TERHADAP KEMAMPUAN PEMECAHAN ASALAH MATEMATIS SISWA PADA MATERI STATISTIKA. Jurnal Pendidikan Educandum, [S. l.], v. 3, n. 1, p. 52-86, 2023. DOI: 10.55656/jpe.v3i1.286. Disponível em: https://ojs.staisdharma.ac.id/index.php/jpe/article/view/286. Acesso em: 12 mar. 2025.