Computational Science and Its Applications – ICCSA 2009 International Conference, Seoul, Korea, June 29-July 2, 2009, Proceedings, Part II - Gervasi, Osvaldo; Taniar, David; Murgante, Beniamino; Laganà, Antonio; Mun, Youngsong; Gavrilova, Marina L. (Springer Berlin Heidelberg : Imprint: Springer, 2009)