Twend: twisting and bending as new interaction gesture in mobile devices. - Gero Herkenrath; Thorsten Karrer; Jan O. Borchers (CHI Extended Abstracts, 2008)

Geo-sociograms: a method to analyze movement patterns and characterize tasks in location-based multiplayer games. - Gero Herkenrath; Carl Huch; Florian Heller; Jan O. Borchers (CHI Extended Abstracts, 2014)

Designing Location-Based Games. - Gero Herkenrath (Dr. Hut, 2016)