WULANDARI, Siti; RASIMAN, Rasiman; ZUHRI, Muhammad Saifuddin. EFEKTIVITAS MODEL PROBLEM BASED LEARNING DAN DISCOVERY LEARNING BERBANTUAN TANGRAM TERHADAP KEMAMPUAN PEMECAHAN MASALAH MATEMATIKA SISWA SMP. Prosiding Seminar Nasional Matematika dan Pendidikan Matematika, [S. l.], v. 4, p. 379–387, 2019. Disponível em: http://103.98.176.39/index.php/senatik/article/view/83. Acesso em: 19 apr. 2025.