1. 1) Ehime prefecture: Ehime eco-town plan, (2006), pp. 19-20.
2. 2) T. Matsuo, N. Kinoshita, T. Kawaguchi and I. Ujike: Summaries of 14th Annual Meeting of JSCE, Shikoku branch (2008), pp. 276-277.
3. 3) N. Kinoshita, T. Kawaguchi, T. Matsuo and H. Yasuhara: Journal of MMIJ, 128 (2012), 576-583.
4. 4) O. Kayali, M. N. Haque, B. Zhu: Cement and Concrete Research, 29 (1999), 1835-1840.
5. 5) K. Imamoto, S. Ishii and M. Arai: J. Struct. Const. Eng., AIJ, 606 (2006), 9-14.