NUGROHO, SEPTIAN, and YUNUS. “Rancang Bangun Cylinder Welding Rotator”. Jurnal Rekayasa Mesin 5, no. 3 (October 31, 2019). Accessed July 2, 2025. https://ejournal.unesa.ac.id/index.php/jurnal-rekayasa-mesin/article/view/30830.