SUMPENA, Sumpena; SUKARJO, Hb.; WARDOYO, Wardoyo; PRAMANA, Soksono Singgih. Analisa Kekerasan dan Keausan Cylinder Sleeve dari Besi Cor Kelabu FC250 Hasil Sand Mold Casting. Jurnal Engine: Energi, Manufaktur, dan Material, [S. l.], v. 5, n. 2, p. 97–103, 2021. DOI: 10.30588/jeemm.v5i2.944. Disponível em: https://ejournal.up45.ac.id/index.php/Jurnal_ENGINE/article/view/944. Acesso em: 5 nov. 2024.