Investigation the Optimization of Machining Parameters to Surface Roughness in Free Form Surface of Composite Material. Al-Khwarizmi Engineering Journal, [S. l.], v. 15, n. 2, p. 60–69, 2019. DOI: 10.22153/kej.2019.10.001. Disponível em: https://alkej.uobaghdad.edu.iq/index.php/alkej/article/view/539.. Acesso em: 3 may. 2024.