INTYASSANDY, Dyah Shinta Lintang; DESTINIAR, Destiniar; SEPTIATI, Ety. Development of Mathematics E-Book on Pythagorean Theorem Material. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 17, n. 1, p. 357–367, 2022. DOI: 10.21831/pythagoras.v17i1.44968. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/44968. Acesso em: 9 jul. 2025.