NORZILAWATI; KARTINI; HUTAPEA, Nahor Murani. Development of test instruments to measure mathematical problem-solving skills in quadrilaterals and triangles. Jurnal Absis: Jurnal Pendidikan Matematika dan Matematika, [S. l.], v. 7, n. 1, p. 132–142, 2024. DOI: 10.30606/absis.v7i1.2481. Disponível em: https://journal.upp.ac.id/index.php/absis/article/view/2481. Acesso em: 27 sep. 2024.