ABDILLAH, Dandi Mifta; ASTUTI, Dwi. Pengembangan lembar kerja peserta didik (LKPD) berbasis problem-based learning (PBL) pada topik sudut. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 15, n. 2, p. 190–200, 2021. DOI: 10.21831/pg.v15i2.36444. Disponível em: https://journal.uny.ac.id/index.php/pythagoras/article/view/36444. Acesso em: 16 jul. 2025.