@incollection{TUW-140157, author = {Ebner, A. and Werthner, Hannes}, title = {Betrieb und Wartung von Web Anwendungen}, booktitle = {Web Engineering - Systematische Entwicklung von Web-Anwendungen}, year = {2003}, editor = {Kappel, Gerti and Pr{\"o}ll, Birgit and Reich, Siegfried}, publisher = {dpunkt.verlag}, address = {Heidelberg}, isbn = {3898642348} }