Hui Shen Li Zhao Yan Bian Longteng Xiao Research on SSVEP-Based Controlling System of Multi-DoF Manipulator. 171-177 2009 ISNN (3) http://dx.doi.org/10.1007/978-3-642-01513-7_19 conf/isnn/2009-3 db/conf/isnn/isnn2009-3.html#ShenZBX09