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2. Japanese Geotechnical Society. Report on the Great East Japan Earthquake Disaster, Fundamental Aspects 3 – Geohazards, Chapter 4 Liquefaction-induced damage and its restoration; 2014, DVD [in Japanese with English abstract].
3. Wakamatsu K. Recurrence of liquefaction at the same site induced by the 2011 Great East Japan Earthquake compared with previous earthquakes. In: Proceedings of the 15th world conference on earthquake engineering, 24–28 September 2012. Lisboa, Portugal, Paper No. 4572.
4. Characteristics of liquefaction in Tokyo Bay area by the 2011 Great East Japan Earthquake;Yasuda;Soils Found,2012
5. Liquefaction in Tohoku district during the 2011 off the Pacific Coast of Tohoku Earthquake;Yamaguchi;Soils Found,2012