1. ‘Finite elements for dynamic analysis of shell structures’, Ph. D. Thesis 1988-69D, Luleå University of Technology. 1988.
2. and , ‘DYNA3D user's manual’, Report UCID-19592, Rev. 2, Lawrence Livermore National Laboratory, 1986.
3. and , ‘A defence node algorithm for contact-impact problems’, Int. j. numer. methods eng., submitted.
4. ‘A contact searching algorithm for general 3-D contact-impact problems’, Ph. D. No. 178, Linköping Institute of Technology, 1988.
5. Finite Element Procedures in Engineering Analysis, Prentice-Hall, Englewood Cliffs, N. J., 1982.