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2. Dynamic buckling of elastic structures: criteria and estimates;Budiansky,1967
3. Dynamic buckling estimates;Hutchinson;AIAA J.,1966
4. W. T. Koiter, On the stability of elastic equilibrium, Ph.D. thesis, Delft University of Technology, N.J. Paris, Amsterdam (in Dutch).
5. On the stability of elastic equilibrium;Koiter,1967