S. A. OMOTEHINSE & A.C. IGBOANUGO. Statistical Study of Factors Influencing Surface Roughness of Machined Work-piece Using Split-Split Plot Design. Advances in Engineering Design Technology, [S. l.], v. 1, 2019. Disponível em: https://journals.nipes.org/index.php/aedt/article/view/498. Acesso em: 5 oct. 2024.