Instant Messaging Moves From the Home to the Office. - Ha Sung Hwang; Concetta M. Stewart (Encyclopedia of Information Science and Technology (III), 2005)

Framing the digital divide: a comparison of US and EU policy approaches. - Concetta M. Stewart; Gisela Gil-Egui; Yan Tian; Mairi Innes Pileggi (New Media Soc., 2006)