Saputra, Eko, Carli Carli, Sunarto Sunarto, and Ali Sai’in. “Pengembangan Desain Teknologi Mesin Roller Bending Untuk Besi Square Hollow”. Jurnal Rekayasa Mesin 19, no. 3 (December 22, 2024): 469–478. Accessed May 11, 2025. https://jurnal.polines.ac.id/index.php/rekayasa/article/view/6045.