Introducing FRED: Faceted retrieval of e-government documents. - Luanne Freund; Mary Jinglewski; Kristof Kessler (ASIST, 2012)

Does the perceived usefulness of search facets vary by task type? - Kristof Kessler; Luanne Freund; Richard W. Kopak (IIiX, 2014)

Fachinformationsdienst Pharmazie. Zwischen Spitzenforschung und verlässlicher Infrastruktur. - Wolf-Tilo Balke; Kristof Keßler; Anke Tina Krüger; Katrin Stump; Janus Wawrzinek; Stefan Wulle (ZfBB, 2018)