YUDHA, Sabdha Purna. PENGARUH PENGGUNAAN PASIR BALIKPAPAN TERHADAP KEKERASAN DAN FLUIDITAS LOGAM CORAN PADUAN Al-Si. Otopro, [S. l.], v. 16, n. 2, p. 34–38, 2021. DOI: 10.26740/otopro.v16n2.p34-38. Disponível em: https://journal.unesa.ac.id/index.php/jo/article/view/12943. Acesso em: 15 nov. 2025.