SYUTARIDHO, Syutaridho. PENGEMBANGAN SOAL OPEN ENDED PADA POKOK BAHASAN PYTHAGORAS. Jurnal Pendidikan Matematika RAFA, [S. l.], v. 1, n. 1, p. 117–138, 2017. Disponível em: https://jurnal.radenfatah.ac.id/index.php/jpmrafa/article/view/1227.. Acesso em: 19 apr. 2025.