Van, Cuong Nguyen, Anh Le Hoang, Cao Dang Long, and Duy Nguyen Hoang. “Surface Roughness in Metal Material Extrusion 3D Printing: The Influence of Printing Orientation and the Development of a Predictive Model”. Engineering, Technology & Applied Science Research 13, no. 5 (October 13, 2023): 11672–11676. Accessed November 15, 2024. https://etasr.com/index.php/ETASR/article/view/6162.