PAGILING, Sadrack Luden; NUR’AINI, Khumaeroh Dwi. Specialized Content Knowledge Lower Secondary School Teachers on Quadrilaterals. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 17, n. 1, p. 333–345, 2022. DOI: 10.21831/pythagoras.v17i1.42446. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/42446. Acesso em: 9 jul. 2025.