HAQQ, Arif Abdul; WAHID, Sirojudin; IZZATI, Nurma; RIYANTO, Onwardono Rit; SULISTIAWATI, Sulistiawati; ALVES, Dionisio Aquino. The effects of e-problem-based learning on students’ geometry problem-solving performance across Polya’s stages. Jurnal Elemen, [S. l.], v. 12, n. 2, p. 484–500, 2026. DOI: 10.29408/jel.v12i2.33540. Disponível em: https://e-journal.hamzanwadi.ac.id/index.php/jel/article/view/33540. Acesso em: 18 jun. 2026.