Borouni, Mansour, Behzad Niroumand, and Mohammad Hossein Fathi. “Evaluation of Nano Ceramic Coating on Radiographic Defects of Thin-Walled AL4-4 Aluminum Alloy Sand Casting”. Metallurgical and Materials Engineering 22, no. 3 (October 3, 2016): 193–204. Accessed April 30, 2026. https://metall-mater-eng.com/index.php/home/article/view/212.