MIA, M. .; GUPTA, M. K. .; PRUNCU, C. I. .; SEN, B. .; KHAN, A. M. .; JAMIL, M. .; FARAZ, S. .; ASEF, F. .; IMRAN, G. S. .; RAHMAN, M. A. . Six sigma optimization of multiple machining characteristics in hard turning under dry, flood, MQL and solid lubrication. Journal of Production Systems and Manufacturing Science, [S. l.], v. 1, n. 1, p. 57–68, 2020. Disponível em: https://www.imperialopen.com/index.php/JPSMS/article/view/1. Acesso em: 19 may. 2021.