Fan, K.C.K.C.FanWang, H.H.WangShiou, F. J.F. J.ShiouKe, C. W.C. W.Ke2008-11-182018-06-282008-11-182018-06-282003http://ntur.lib.ntu.edu.tw//handle/246246/86564en-USDevelopment of a 3d Laser Ball Bar for the Volumetric Error Measurement of Multi-axis Machinesjournal article