1. Zhao Guangheng and Lin Shaozhong (1990) Coupling of Trial Load Method with Finite Element Method(FEM) Journal of Yangtze River Scientific Research Institute No.4 p. 8-17. (In Chinese)
2. Zhong Wanxie and Li Xikui (1981) On the Generalized Displacement Method in the Finite Element Analysis of Incompressible Materials Jounal of DaLian Institute of Technology Vol.20.No.4 p.1-10. (In Chinese)
3. Zhong Wanxie and Zhu Jianping (1985) Generalized Displacement Method in Finite Element Analysis of Thin-Walled Beams Jounal of DaLian Institute of Technology Vol.24.No.4 p.25-30. (In Chinese)