@inproceedings{HHK2012WETICE-2,
author = {Sirine REBAI and Hatem Hadj Kacem and Ahmed Hadj Kacem},
title = {Position paper: An integration approach of web service
composition models: From choreography to
orchestration},
booktitle = {In 21nd IEEE International Conference on Collaboration
Technologies and Infrastructures (WETICE'2012),
Toulouse, France June 25-27},
year = {2012}, 
pages = {423-425},
}