Kurata, N. ., Y. . Kurata, and M. . Ohashi. “Semi-Quantitative Analysis of How the Preambles in Ordinances Are Designed: Observing the Change of People’s Motivation towards ‘Inheritance’ After the Great East Japan Earthquake”. International Journal of Learning, Teaching and Educational Research, vol. 15, no. 3, Mar. 2016, pp. 29-41, https://ijlter.net/index.php/ijlter/article/view/953.