“Analisis Pengaruh Gas Oksigen Dan Nitrogen Terhadap Kekasaran Permukaan Hasil Pemotongan Laser Cutting CNC”. Prosiding SEMNAS INOTEK (Seminar Nasional Inovasi Teknologi), vol. 10, no. 2, July 2026, pp. 1338-47, https://doi.org/10.29407/5c2xeb56.