F. Stahl, High-Quality Web Information Provisioning and Quality-Based Data Pricing , vol. Band 09. Münster: TESTINSTANZ: Wissenschaftliche Schriften der Universität Münster, 2016. Accessed: May 07, 2026. [Online]. Available: https://www.uni-muenster.de/EbooksTestInstallation/index.php/series/catalog/book/144