Assessing end-user interaction for multi-criteria local search with heatmap and icon-based visualizations. - Chandan Kumar 003; Benjamin Poppinga; Daniel Haeuser; Wilko Heuten; Susanne Boll (MapInteract, 2013)

Geovisual interfaces to find suitable urban regions for citizens: a user-centered requirement study. - Chandan Kumar 003; Benjamin Poppinga; Daniel Haeuser; Wilko Heuten; Susanne Boll (UbiComp (Adjunct Publication), 2013)