@inproceedings{PreussSchwotzer2002, author = {Preuss, Thomas and Schwotzer, T.}, title = {Permanent service supplier relationship - an approach to face the lack of certainty of Web services}, series = {Proceedings of the E-World@Syria - From Technology to E-Business (ET2EB 2002), Damascus, Syria, April}, booktitle = {Proceedings of the E-World@Syria - From Technology to E-Business (ET2EB 2002), Damascus, Syria, April}, year = {2002}, language = {en} }