English: Source of the image: Alison Raby, Joshua Macabuag, Antonios Pomonis, Sean Wilkinson, Tiziana Rossetto: "Implications of the 2011 Great East Japan Tsunami on sea defence design", International Journal of Disaster Risk Reduction, Vol. 14, Part 4, December 2015, pp. 332-346, DOI: 10.1016/j.ijdrr.2015.08.009, online published on 14 September 2015, published under Creative Commons License (CC BY 4.0).

Original caption of the image: "Fig. 1. Sea defence structure terminology [5], [33], [38], [53], [59]." Original references as cited in the original caption: [5] = H.F. Burcharth, S.A. Hughes: "Types & functions of coastal structures", in: S. Hughes (Ed.), Coastal Engineering Manual, Part VI-2, Design of Coastal Elements, Engineering Manual EM 1110-2-1100, U.S. Army Corps of Engineers, Washington, DC (2002) [33] = A. Mano, T. Iida, K. Udo, H. Tanaka: "Breaking process and mechanism of coastal levees on Sendai Bay Coast hit by the 2011 mega tsunami", J. Coast. Res., 65 (2013), pp. 772-777 [38] = MLIT (n.d. a). Costal Management in Japan. 〈http://www.mlit.go.jp/river/trash_box/paper/pdf_english/e_137.pdf〉 (September 2, 2013). [53] = PIANC, Message from Tadahiko Yagyu, Secretary General of PIANC Japan. 〈http://www.pianc.org/downloads/sailingahead/Sailing%20Ahead%20April%202011/Japan%20Earthquake.pdf〉, 2011 (July 27, 2011).

[59] = D. Reeve, A. Chadwick, C. Fleming: "Coastal Engineering Processes, Theory and Design Practice", Spon Press, London (2004)