8Fabio Casati and Ming-Chien Shan, Models and Languages for Describing and Discovering E-Services (Tutorial), the International ACM SIGMOD Conference on Management of Data,Santa Barbara, California, USA, 2001.
9F.Curbera, Y.Goland, and J.Klein, Business Process Execution Language for Web Services (BPEIAWS) 1.0,http://www-106.ibm.com/developerworks/ library/ws-bpel/.
10Business Process Management Initiative, Business Process Modeling Language v 1.0,2002,http://www.bpmi.org.
