1. Akay, M., Hanna, R.: A comparison of honeycomb-core and foam-core carbon-fibre/epoxy sandwich panels. Compos. 21, 325–331 (1990)
2. Apostol, D.A., Miron, M.C., Constantinescu, D.M.: Experimental evaluation of the mechanical properties of foams used in sandwich composites. In: Proceedings 24th DANUBIA-ADRIA Symposium on Developments in Experimental Mechanics, Cluj-Napoca, pp. 35–36 (2007)
3. Apostol, D.A.: Investigations concerning the behaviour and damage of composites made with rigid and semirigid foams. PhD thesis, University POLITEHNICA of Bucharest, Romania (2011)
4. Avalle, M., Belingardi, G., Ibba, A.: Mechanical models of cellular solids: Parameters identification from experimental tests. Int. J. Imp. Eng. 34, 3–27 (2007)
5. Chen, W., Lu, F., Winfree, N.A.: Dynamic compressive response of polyurethane foams of various densities. Exp. Mech. 42, 65–73 (2002)