@inproceedings{SchneiderHuegi, author = {Schneider, Ren{\´e} and H{\"u}gi, Jasmin}, title = {A framework for evaluating the usefulness of digital libraries}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:525-4266}, abstract = {In this paper we present a methodological framework for usefulness evaluation of digital libraries and information services that has been tested successfully in two case studies before developing a corresponding tool that may be used for further investigations. The tool is based on a combination of a knowledge base with exploitable and modifiable questions and an open source tool for online-questionnaires.}, subject = {Wissensbasis}, language = {en} }