Saputra E. Back Matter Jurnal Rekayasa Mesin Vol. 20 No. 1 April 2025. j.rekayasa.mesin. [Internet]. 2025 Apr. 29 [cited 2025 May 10];20(1):App.1-4. Available from: https://jurnal.polines.ac.id/index.php/rekayasa/article/view/6380