1. G. Allen, D. Angulo, T. Goodale, T. Kielmann, A. Merzky, J. Nabrzysky, J. Pukacki, M. Russell, T. Radke, E. Seidel, J. Shalf and I. Taylor, “GridLab: Enabling Applications on the Grid”, in M. Parashar (ed.), GRID 2002, 3rd International Workshop on Grid Computing, Vol. 2536, pp. 39–45, 2002.
2. I. Altintas, C. Berkley, E. Jaeger, M. Jones, B. Ludäscher and S. Mock, “Kepler: An Extensible System for Design and Execution of Scientific Workflows”, in 16th Intl. Conference on Scientific and Statistical Database Management (SSDBM), p. 423, 2004.
3. T. Andrews, F. Curbera, H. Dholakia, Y. Goland, J. Klein, F. Leymann, K. Liu, D. Roller, D. Smith, S. Thatte, I. Trickovic and S. Weerawarana, “Business Process Execution Language for Web Services Version 1.1”.
4. A. Arbree, P. Avery, D. Bourilkov, R. Cavanaugh, S. Katageri, J. Rodriguez, G. Graham, J. Vöckler and M. Wilde, “Virtual Data in CMS Productions”, Technical Report, GriPhyN, 2003.
5. Cactus, “The Cactus Computational Toolkit”, See web site at: http://www.cactuscode.org .