TY - CONF A1 - Preuss, Thomas A1 - Schwotzer, T. T1 - Permanent service supplier relationship - an approach to face the lack of certainty of Web services T2 - Proceedings of the E-World@Syria - From Technology to E-Business (ET2EB 2002), Damascus, Syria, April Y1 - 2016 UR - https://opus4.kobv.de/opus4-fhbrb/frontdoor/index/index/docId/1407 ER -