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.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)SpringerLink (Online service), Toshiyuki Nakagaki, و 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.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)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.