Keterampilan Sains Mahasiswa Teknik Mesin pada Materi Logam Fero dan Non-Fero. JONED [Internet]. 2025 Oct. 7 [cited 2026 Jun. 25];5(1):1-11. Available from: https://jornal.unu-jogja.ac.id/fip/index.php/JONED/article/view/154