S. Hong, J. Park, K. Kwon, and J. Jeon. International Conference on Computational Science (3), volume 4489 of Lecture Notes in Computer Science, page 523-530. Springer, (2007)
S. Hong, J. Park, K. Kwon, and J. Jeon. International Conference on Computational Science (4), volume 4490 of Lecture Notes in Computer Science, page 425-432. Springer, (2007)