"There's an App For That": Building Smartphone Applications to Improve the Ergonomics of Landscape Study, Analysis and Interpretation. - Lawrence Shaw; Keith Challis (Visual Heritage in the Digital Age, 2013)

A software architecture for Twitter collection, search and geolocation services. - Mourad Oussalah 002; F. Bhat; Keith Challis; Thorsten Schnier (Knowl. Based Syst., 2013)