MAHADESYAWARDANI, Arinda; MAULIDYA, Utsna Rosalin; MARBUN, Barnabas Anthony Philbert; PRATAMA, Fachriza Yosa; CHAMIDAH, Nur. Comparative Analysis of Local Polynomial Regression and ARIMA in Predicting Indonesian Benchmark Coal Price. PYTHAGORAS Jurnal Matematika dan Pendidikan Matematika, [S. l.], v. 19, n. 1, p. 64–76, 2024. DOI: 10.21831/pythagoras.v19i1.74889. Disponível em: https://jurnal.uny.ac.id/index.php/pythagoras/article/view/74889. Acesso em: 23 sep. 2025.