1. Femap with NX nastran version 10.2J user's guide, Numerical Simulation Tech Co., Ltd. (NST) (2011) (in Japanese).
2. Iigaki, K. and et. al., Seismic design, Nuclear Engineering and Design 233 59-70 (2004).
3. Ikushima, T., SONATINA-2V a computer program for seismic analysis of the tow-dimensional vertical slice HTGR core, JAERI-1279, Japan Atomic Energy Research Institute (1981).
4. JAEA, available from <http://www.jaea.go.jp/02/news2012/121102/be03.pdf> (in Japanese).
5. Ono, M. and et. al., Plant data evaluation of performance confirmation test in HTTR after Tohoku-pacific ocean earthquake, JAEA-Technology 2012-004, Japan Atomic Energy Agency (2012) (in Japanese).