Junting Cheng Wantao He Can Zhao Design of Motion Controlling System Based on Structured Grating 3D Measuring Machine. 707-712 2008 ICIRA (2) http://dx.doi.org/10.1007/978-3-540-88518-4_76 conf/icira/2008-2 db/conf/icira/icira2008-2.html#ChengHZ08