1. 1) N. Kishimoto, K. Higuchi, K. Kawahara, T. Mizuno, S. Tachikawa, Y. Murata, M. Tsuboi, H. Saito, A. Meguro, H. Ogawa, K. Kimura, H. Ujihara, H. Tanaka, M. Yoshihara & S. Iikura: 59th International Astronautical Congress, Glasgow, United Kingdom, IAC-08.C2.2.5.
2. 2) E. Chaisson & S. McMillan: Astronomy Today, Pearson/Addison-Wesley (2008), pp. 131–137.
3. 3) M.F. Ashby: Materials Selection in Mechanical Design (3rd Ed.), Butterworth-Heinemann (2005), pp. 50–77.
4. 4) A. Kawachi, Y. Hayashi, J. Jimbo, S. Kamei, T. Kifune, H. Kubo, J. Kushida, S. LeBohec, K. Miyawaki, M. Mori, K. Nishijima, J.R. Patterson, R. Suzuki, T. Tanimori, S. Yanagita, T. Yoshikoshi & A. Yuki: Astropart. Phys., 14 (2001), 261–269.
5. 5) T. Ozaki, K. Naito, I. Mikami & H. Yamauchi: Acta Astronaut., 48 (2001), 321–329.