More than fun and money. Worker Motivation in Crowdsourcing - A Study on Mechanical Turk. - Nicolas Kaufmann; Thimo Schulze; Daniel Veit (AMCIS, 2011)

Exploring task properties in crowdsourcing - an empirical study on mechanical turk. - Thimo Schulze; Stefan Seedorf; David Geiger; Nicolas Kaufmann; Martin Schader (ECIS, 2011)

Trust issues in Web service mash-ups. - Kevin Lee; Nicolas Kaufmann; Georg Buss (First Monday, 2011)