ISMANTO, Ismanto; HARTONO, Hartono. Keefektifan Model STAD dan Direct Learning Berdasarkan Prestasi dan Minat Belajar Matematika Materi Kesebangunan Bangun Datar. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 9, n. 2, p. 147–160, 2014. DOI: 10.21831/pg.v9i2.9076. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/9076. Acesso em: 11 jul. 2025.