1. Argyris, J.H., et al., Finite Element Method — The Natural Approach, Comp. Meths. Appl. Mech. Eng. 17/18 (1979), pp.1–106.
2. Besseling, J. F., The Complete Analogy between the Matrix Equations and the Continuous Field Equations of Structural Analysis, International Symposium on Analogue and Digital Techniques Applied to Aeronautics, Liège, 1963, pp. 223-242
3. Besseling, J. F., Nonlinear Theory for Elastic Beams and Rods and its Finite Element Representation, Comp. Meths. Appl. Mech. Eng. 31 (1982), pp. 205–220.
4. Jonker, J. B., A Finite Element Dynamic Analysis of Flexible Spatial Mechanisms and Manipulators, Doctor’s Thesis, Delft University of Technology, 1988.
5. Jonker, J.B., et al., SPACAR User Manual and System Description, Delft University of Technology, Laboratory for Engineering Mechanics, 1988, report TM872.