SAMHUDDIN; AL ICHLAS IMRAN. Analisa Pengaruh Penambahan Unsur Cu (Tembaga) Terhadap Sifat Mekanis Al – Si Melalui Proses Casting . Piston: Jurnal Teknologi, [S. l.], v. 6, n. 2, p. 6–10, 2021. DOI: 10.55679/pistonjt.v6i2.34. Disponível em: https://piston-jt.uho.ac.id/index.php/journal/article/view/34. Acesso em: 19 jan. 2025.