Exploring place through user-generated content: Using Flickr tags to describe city cores. - Livia Hollenstein; Ross Purves (J. Spatial Inf. Sci., 2010)

Concepts and Techniques of an Online 3D Atlas - Challenges in Cartographic 3D Geovisualization. - René Sieber; Livia Hollenstein; Remo Eichenberger (ISoLA (2), 2012)