SpringerLink (Online service), Nakagaki, T., & Suzuki, Y. (2013). Natural computing and beyond: Winter school Hakodate 2011, Hakodate, Japan, March 2011 and 6th International Workshop on Natural Computing, Tokyo, Japan, March 2012, Proceedings. Springer Japan.
Chicago-referens (17:e uppl.)SpringerLink (Online service), Toshiyuki Nakagaki, och Yasuhiro Suzuki. Natural Computing and Beyond: Winter School Hakodate 2011, Hakodate, Japan, March 2011 and 6th International Workshop on Natural Computing, Tokyo, Japan, March 2012, Proceedings. Tokyo: Springer Japan, 2013.
MLA-referens (8:e uppl.)SpringerLink (Online service), et al. Natural Computing and Beyond: Winter School Hakodate 2011, Hakodate, Japan, March 2011 and 6th International Workshop on Natural Computing, Tokyo, Japan, March 2012, Proceedings. Springer Japan, 2013.