“Study of the Application of Sunflower Oil in the Process of Drilling ABNT 1045 Steel”. Acta Scientiarum. Technology 36, no. 2 (abril 4, 2014): 257–262. Acesso em junho 6, 2026. https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/19795.