Fabritius, H., Sachs, C., Nikolov, S., Romano, P., Hild, S., & Raabe, D. (2008). Influence of structural principles at different length scales on the mechanics and functional efficiency of biological materials. Talk presented at Ringberg Symposium 2008: Biological Approaches in Materials Sciences. Ringberg Castle, Rottach-Egern, Germany. 2008-10-01 - 2008-10-04.