Digital Trade of Human Competencies. - André Lang; Yves Pigneur (HICSS, 1999)

How to Identify Successful Actors of the Flickr Community and How to Determine Their Attributes. - Marc Egger; Kai Fischbach; Peter A. Gloor; André Lang; Mark Sprenger (GI Jahrestagung (2), 2008)

Deriving Taxonomies from Automatic Analysis of Group Membership Structure in Large Social Networks. - Marc Egger; Kai Fischbach; Peter A. Gloor; André Lang; Mark Sprenger (GI Jahrestagung, 2009)

A Brief Tutorial on How to Extract Information from User-Generated Content (UGC). - Marc Egger; André Lang (Künstliche Intell., 2013)

Who Are We Listening to? Detecting User-generated Content (UGC) on the Web. - Marc Egger; André Lang; Detlef Schoder (ECIS, 2015)