Adi PerwiraDimas, and Widya PrasetyaHenry. “Pengaruh Variasi Bentuk Permukaan Forging Dan Suhu Preheat Terhadap Kekuatan Tarik Friction Welding”. V-MAC (Virtual of Mechanical Engineering Article) 5, no. 2 (October 30, 2020): 47 - 49. Accessed May 4, 2024. https://ejournal.unibabwi.ac.id/index.php/vmac/article/view/1068.