1. KEK Report 2013-3, May 2013, A. (〈http://ccdb5fs.kek.jp/tiff/2013/1324/1324003.pdf〉
2. Y. Yamamoto et al., TTC Meeting 2011, Milano, Italy, Feb 2011. (〈https://agenda.infn.it/conferenceDisplay.py?confId=3087〉).
3. Development of high resolution camera for observations of superconducting cavities
4. K. Watanabe et al., SRF09, Berlin, Germany, Sep 2009, TUOBAU01.
5. ILC Reference Design Report (〈http://www.linearcollider.org/about/Publications/Reference-Design-Report〉).