Comparative analysis of aluminium surface roughness in end-milling under dry and minimum quantity lubrication (MQL) conditionsUgochukwu C. Okonkwo, Imhade P. Okokpujie, Jude E. Sinebe and Chinedu A.K. EzugwuManufacturing Rev., 2 (2015) 30DOI: https://doi.org/10.1051/mfreview/2015033