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SHOLIHAT, R.; AMALIA, S. R. EFEKTIVITAS MODEL PROBLEM BASED LEARNING BERBANTUAN BUTIK TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA PADA MATERI STATISTIKA DATA TUNGGAL: Array. Jurnal Dialektika Program Studi Pendidikan Matematika, [S. l.], v. 6, n. 2, p. 209, 2019. Disponível em: https://journal.peradaban.ac.id/index.php/jdpmat/article/view/474. Acesso em: 5 apr. 2026.