How much information is geospatially referenced? Networks and cognition. - Stefan Hahmann; Dirk Burghardt (Int. J. Geogr. Inf. Sci., 2013)

Measuring Completeness of Building Footprints in OpenStreetMap over Space and Time. - Robert Hecht; Carola Kunze; Stefan Hahmann (ISPRS Int. J. Geo Inf., 2013)

Twitter location (sometimes) matters: Exploring the relationship between georeferenced tweet content and nearby feature classes. - Stefan Hahmann; Ross Purves; Dirk Burghardt (J. Spatial Inf. Sci., 2014)

Community Engagement Strategies for Crowdsourcing Accessibility Information - Paper, Wheelmap-Tags and Mapillary-Walks. - Christian Voigt; Susanne Dobner; Mireia Ferri; Stefan Hahmann; Karsten Gareis (ICCHP (2), 2016)

GIS-Werkzeuge zur Verbesserung der barrierefreien Routenplanung aus dem Projekt CAP4Access. - Stefan Hahmann; Alexander Zipf; Adam Rousell; Amin Mobasheri; Lukas Loos; Maxim A. Rylov; Enrico Steiger; Johannes Lauer (AGIT Journal Angew. Geoinformatik, 2016)

Routing through open spaces - A performance comparison of algorithms. - Stefan Hahmann; Jakob Miksch; Bernd Resch; Johannes Lauer; Alexander Zipf (Geo spatial Inf. Sci., 2018)