“ANALISA KEKUATAN TARIK HASIL SPOT WELDING BAJA KARBON RENDAH”. Jurnal Teknik Mesin 1, no. 2 (April 30, 2012): 6–9. Diakses Agustus 21, 2025. https://jtm.itp.ac.id/index.php/jtm/article/view/657.