Ontology Suitability for Uncertain Extraction of Information from Multi-Record Web Documents. - David W. Embley; Norbert Fuhr; Claus-Peter Klas; Thomas Rölleke (Datenbank Rundbr., 1999)

Ein neuer, effektiver Ansatz zur Kategorisierung von Web Dokumenten. - Claus-Peter Klas (Datenbank Rundbr., 1999)

Daffodil: Distributed Agents for User-Friendly Access of Digital Libraries. - Norbert Gövert; Norbert Fuhr; Claus-Peter Klas (ECDL, 2000)

Daffodil: An Integrated Desktop for Supporting High-Level Search Activities in Federated Digital Libraries. - Norbert Fuhr; Claus-Peter Klas; André Schaefer; Peter Mutschke (ECDL, 2002)

Strategische Unterstützung in verteilten, agentengestützten Informationssystemen. - André Schaefer; Claus-Peter Klas; Peter Mutschke (MuC, 2002)

Evaluating Strategic Support for Information Access in the DAFFODIL System. - Claus-Peter Klas; Norbert Fuhr; André Schaefer (ECDL, 2004)

BINGO! and DAFFODIL: Personalized Exploration of Digital Libraries and Web Sources. - Martin Theobald; Claus-Peter Klas (RIAO, 2004)

DAFFODIL - Strategic Support for User-Oriented Access to Heterogeneous Digital Libraries. - Sascha Kriewel; Claus-Peter Klas; André Schaefer; Norbert Fuhr (D Lib Mag., 2004)

A Framework for Supporting Common Search Strategies in DAFFODIL. - Sascha Kriewel; Claus-Peter Klas; Sven Frankmölle; Norbert Fuhr (ECDL, 2005)

Active Support for Query Formulation in Virtual Digital Libraries: A Case Study with DAFFODIL. - André Schaefer; Matthias Jordan; Claus-Peter Klas; Norbert Fuhr (ECDL, 2005)

Fachinformationssystem Informatik (FIS-I) und Semantische Technologien für Informationsportale (SemIPort). - Peter Fankhauser; Norbert Fuhr; Jens Hartmann 001; Anthony Jameson; Claus-Peter Klas; Stefan Klink; Agnes Koschmider; Sascha Kriewel; Patrick Lehti; Peter Luksch 002; Ernst W. Mayr; Andreas Oberweis; et al. (GI Jahrestagung (2), 2005)

A Logging Scheme for Comparative Digital Library Evaluation. - Claus-Peter Klas; Hanne Albrechtsen; Norbert Fuhr; Preben Hansen; Sarantos Kapidakis; László Kovács; Sascha Kriewel; András Micsik; Christos Papatheodorou; Giannis Tsakonas; Elin K. Jacob (ECDL, 2006)

Designing a User Interface for Interactive Retrieval of Structured Documents - Lessons Learned from the INEX Interactive Track. - Saadia Malik; Claus-Peter Klas; Norbert Fuhr; Birger Larsen; Anastasios Tombros (ECDL, 2006)

An experimental framework for comparative digital library evaluation: the logging scheme. - Claus-Peter Klas; Norbert Fuhr; Sascha Kriewel; Hanne Albrechtsen; Giannis Tsakonas; Sarantos Kapidakis; Christos Papatheodorou; Preben Hansen; László Kovács; András Micsik; Elin K. Jacob (JCDL, 2006)

DelosDLMS - The Integrated DELOS Digital Library Management System. - Maristella Agosti; Stefano Berretti; Gert Brettlecker; Alberto Del Bimbo; Nicola Ferro 001; Norbert Fuhr; Daniel A. Keim; Claus-Peter Klas; Thomas Lidy; Diego Milano; Moira C. Norrie; Paola Ranaldi; et al. (DELOS, 2007)

An Experimental Framework for Interactive Information Retrieval and Digital Libraries Evaluation. - Claus-Peter Klas; Sascha Kriewel; Norbert Fuhr (DELOS, 2007)

Evaluation of digital libraries. - Norbert Fuhr; Giannis Tsakonas; Trond Aalberg; Maristella Agosti; Preben Hansen; Sarantos Kapidakis; Claus-Peter Klas; László Kovács; Monica Landoni; András Micsik; Christos Papatheodorou; Carol Peters; et al. (Int. J. Digit. Libr., 2007)

Daffodil: strategische Unterstützung bei der Informationsuche in digitalen Bibliotheken. - Claus-Peter Klas (2007)

Embedding Legacy Environments into A Grid-Based Preservation Infrastructure. - Claus-Peter Klas; Matthias L. Hemmje; Lars Müller 004; Holger Brocks (iPRES, 2008)

Digital preservation as communication with the future. - Martin Mois; Claus-Peter Klas; Matthias L. Hemmje (DPS, 2009)

Relevance Feedback based on Context Information. - Felix C. Engel; Claus-Peter Klas; Matthias L. Hemmje (LWA, 2009)

Catching the User - User Context through Live Logging in DAFFODIL. - Claus-Peter Klas; Matthias L. Hemmje (UIIR@SIGIR, 2009)

Catching the User - Logging the Information Retrieval Dialogue. - Paul Landwich; Claus-Peter Klas; Matthias L. Hemmje (UIIR@SIGIR, 2009)

Architecture to Connect Tool-based Web Interfaces to Service-oriented Architectures. - Claus-Peter Klas; Martin Mois; Matthias L. Hemmje (WEBIST, 2009)

Framework for Logging and Exploiting the Information Retrieval Dialog. - Paul Landwich; Claus-Peter Klas; Matthias L. Hemmje (ECDL, 2010)

Adaptive Benutzerunterstützung in interaktiven Informationssuchprozessen. - Daniel T. J. Backhausen; Claus-Peter Klas; Matthias L. Hemmje (Datenbank-Spektrum, 2011)

Supporting user of information retrieval systems by visualizing the information dialog context. - Paul Landwich; Claus-Peter Klas; Matthias L. Hemmje (AVI, 2012)

Aesthetic visualisation of information: optimization of graph representations. - Dieter Meiller; Matthias L. Hemmje; Claus-Peter Klas (AVI, 2012)

IJDL focussed issue on persistent archives. - Dominic Heutelbeck; Claus-Peter Klas (Int. J. Digit. Libr., 2012)

Supporting Collaborative Information Seeking and Searching in Distributed Environments. - Thilo Böhm; Claus-Peter Klas; Matthias L. Hemmje (LWA, 2013)

Interactive Query Expansion in Meta Search Engines. - Wolfgang Köhler; Daniel T. J. Backhausen; Claus-Peter Klas; Matthias L. Hemmje (LWA, 2013)

ezDL: Collaborative Information Seeking and Retrieval in a Heterogeneous Environment. - Thilo Böhm; Claus-Peter Klas; Matthias L. Hemmje (Computer, 2014)

Collaborative Information Seeking in Professional Work-Settings: A Study of Equipment Utilization. - Thilo Böhm; Claus-Peter Klas; Matthias L. Hemmje (Datenbank-Spektrum, 2014)

Adaptive Information Retrieval Support for Multi-session Information Tasks. - Daniel T. J. Backhausen; Claus-Peter Klas; Matthias L. Hemmje (TPDL, 2015)

An Experimental Evaluation of Collaborative Search Result Division Strategies. - Thilo Böhm; Claus-Peter Klas; Matthias L. Hemmje (TPDL, 2015)

Recalot.com: Towards a Reusable, Modular, and RESTFul Social Recommender System. - Matthäus Schmedding; Michael Fuchs 002; Claus-Peter Klas; Felix Engel 002; Holger Brocks; Dominic Heutelbeck; Matthias L. Hemmje (ICSR, 2016)

Towards a probabilistic model for supporting collaborative information access. - Thilo Böhm; Claus-Peter Klas; Matthias L. Hemmje (Inf. Retr. J., 2016)

Assigning Creative Commons Licenses to Research Metadata: Issues and Cases. - Marta Poblet; Amir Aryani; Paolo Manghi; Kathryn Unsworth; Jingbo Wang 002; Brigitte Hausstein; Sünje Dallmeier-Tiessen; Claus-Peter Klas; Pompeu Casanovas; Víctor Rodríguez-Doncel (AICOL, 2017)

An Operationalized DDI Infrastructure to Document, Publish, Preserve and Search Social Science Research Data. - Claus-Peter Klas; Oliver Hopt (TPDL, 2018)

ConSTR: A Contextual Search Term Recommender. - Thomas Krämer; Zeljko Carevic; Dwaipayan Roy 001; Claus-Peter Klas; Philipp Mayr 001 (JCDL, 2021)

The hurdles of current data citation practices and the adding-value of providing PIDs below study level. - Janete Saldanha Bach; Claus-Peter Klas; Peter Mutschke (JCDL, 2022)

Use cases and benefits of persistent identifiers for dataset elements. - Claus-Peter Klas; Peter Mutschke; Janete Saldanha Bach Estevao (DaMaLOS, 2023)

An FDO-Based Implementation for a Standardized Data Exchange. - Yudong Zhang; Claus-Peter Klas; Daniel Schiffner; Fidan Limani; Roland Johannes; Alexander Mühlbauer; Peter Mutschke (FDO, 2024)