Akhirudin, Muhammad Reza, Taufikurrahman ., and Karmin . “PENGARUH VARIASI TEMPERATUR TEMPERING TERHADAP KEKERASAN DAN KETANGGUHAN BAJA AISI 4340”. MACHINERY: Jurnal Teknologi Terapan 2, no. 3 (October 31, 2021): 128–132. Accessed May 9, 2024. https://jurnal.polsri.ac.id/index.php/machinery/article/view/4208.