1. Wang Naiyue. Design and kinematotropic characteristics study of single-loop overconstrained mechanisms[D]. Beijing jiaotong University, 2017:6--7.
2. Li Yutong. Singularity and its dvnamic stability for parallel manipulators.[D]. Zhejiang University, 2010:9--10.
3. Wang rugui, Huang muhua, Li yihao, Liao yifeng. Study on the Design and Application of A Novel 6-DOF Reconfigurable Parallel Mechanism[J]. Journal of Machine Design and Research, 2018, 34(06):47--51.
4. ZENG Daxing, LU Wenjuan, HUANG Zhen. Determination of Overconstraint and Mobility Analysis for Planar Mechanisms[J]. Journal of Mechanical Engineering Science, 2016, 230(20): 3743--3754.
5. LI Q C, HERVE J M. Parallel mechanism with bifurcation of schoenflies motion[J]. IEEE Transaction on Robotics, 2009, 25(1):158--164.