DO, T. V.; LE, N. A. V. Hybrid Nanofluid-MQL and Cold Air Cooling for Hard Milling: RSM–PSO Multi-response Optimization. Journal of Engineering and Technological Sciences, [S. l.], v. 58, n. 5, p. 673–684, 2026. DOI: 10.5614/j.eng.technol.sci.2026.58.5.6. Disponível em: https://jets.itb.ac.id/jets/article/view/1198. Acesso em: 6 sep. 2026.