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International Conference on Relability and Robustness of Engineering Software(2nd : 1991 : Milan)：Reliability and Robustness of engineering software II.
International Conference on Relability and Robustness of Engineering Software.EAS,1991.
European Conference on Composite Materials.European Conference on Composite Materials (4th : 1990 : FRG)：Developments in the science and technology of composite materials.EAS,1990.
