lubi, Ahmad, et al. “Design, Finite Element Analysis, and Experimental Validation of a Jig Holder for SinglecDisc Metallographic Polishing Machines”. Jurnal Rekayasa Mesin, vol. 21, no. 2, Sept. 2026, pp. 247-58, https://jurnal.polines.ac.id/index.php/rekayasa/article/view/7669.