“Implementation of Non-Destructive Radiographic Testing for Welding Defect Inspection on Heat Exchanger Project DXXXX at PT XYZ”, jse, vol. 11, no. 1, Jan. 2026, Accessed: Jul. 11, 2026. [Online]. Available: https://jse.serambimekkah.id/index.php/jse/article/view/1493