1. Lecture Notes in Computer Science;W.M.P. Aalst van der,2006
2. van der Aalst, W.M.P., Hofstede, H.M.A., Kiepuszewski, B., Barros, P.A.: Workflow Patterns. Distributed and Parallel Databases 14(1), 551 (2003)
3. Benbernou, S., Ivona, B., Nitto, D.E., Carro, M., Kritikos, K., Parkins, M.: A Survey on Service Quality Description. ACM Computing Survey V(N), 1–77 (2010)
4. Francisco, C., et al.: The Next Step in Web Services. Communication of the ACM 46(10), 29–34 (2003)
5. Enterprise Resource Planning Series;A.T. Curran,1997