T. Schütt, F. Schintke, и A. Reinefeld. International Conference on Computational Science, том 2657 из Lecture Notes in Computer Science, Springer, Berlin / Heidelberg, (2003)
X. Liu, K. Maly, M. Zubair, и M. Nelson. Proceedings of the 3rd ACM/IEEE-CS joint conference on Digital libraries, стр. 191--198. Washington, DC, USA, IEEE Computer Society, (2003)